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Finding the Fourth Proportional to 6,995.03, 10,492.56 and 1,800.50

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Solution

The fourth proportional to 6,995.03, 10,492.56 and 1,800.50 is: 2,700.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,995.03 : 10,492.56 = 1,800.50 : x
  2. Step 2: Convert to fraction form
    6,995.03/10,492.56 = 1,800.50/x
  3. Step 3: Cross multiply
    6,995.03x = 10,492.56 × 1,800.50
  4. Step 4: Simplify right side
    6,995.03x = 18,891,854.28
  5. Step 5: Solve for x
    x = 18,891,854.28/6,995.03
  6. Step 6: Final answer
    x = 2,700.75

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.