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Finding the Fourth Proportional to 6,995.71, 10,492.17 and 2,065.45

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Solution

The fourth proportional to 6,995.71, 10,492.17 and 2,065.45 is: 3,097.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,995.71 : 10,492.17 = 2,065.45 : x
  2. Step 2: Convert to fraction form
    6,995.71/10,492.17 = 2,065.45/x
  3. Step 3: Cross multiply
    6,995.71x = 10,492.17 × 2,065.45
  4. Step 4: Simplify right side
    6,995.71x = 21,671,052.53
  5. Step 5: Solve for x
    x = 21,671,052.53/6,995.71
  6. Step 6: Final answer
    x = 3,097.76

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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.