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Finding the Fourth Proportional to 4,307.92, 5,943.24 and 2,649.04

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Solution

The fourth proportional to 4,307.92, 5,943.24 and 2,649.04 is: 3,654.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,307.92 : 5,943.24 = 2,649.04 : x
  2. Step 2: Convert to fraction form
    4,307.92/5,943.24 = 2,649.04/x
  3. Step 3: Cross multiply
    4,307.92x = 5,943.24 × 2,649.04
  4. Step 4: Simplify right side
    4,307.92x = 15,743,880.49
  5. Step 5: Solve for x
    x = 15,743,880.49/4,307.92
  6. Step 6: Final answer
    x = 3,654.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.