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Finding the Fourth Proportional to 2,009.97, 3,014.97 and 623.28

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Solution

The fourth proportional to 2,009.97, 3,014.97 and 623.28 is: 934.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009.97 : 3,014.97 = 623.28 : x
  2. Step 2: Convert to fraction form
    2,009.97/3,014.97 = 623.28/x
  3. Step 3: Cross multiply
    2,009.97x = 3,014.97 × 623.28
  4. Step 4: Simplify right side
    2,009.97x = 1,879,170.50
  5. Step 5: Solve for x
    x = 1,879,170.50/2,009.97
  6. Step 6: Final answer
    x = 934.92

Related Problems

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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.