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Finding the Fourth Proportional to 4,732.90, 7,062.88 and 4,156.99

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Solution

The fourth proportional to 4,732.90, 7,062.88 and 4,156.99 is: 6,203.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,732.90 : 7,062.88 = 4,156.99 : x
  2. Step 2: Convert to fraction form
    4,732.90/7,062.88 = 4,156.99/x
  3. Step 3: Cross multiply
    4,732.90x = 7,062.88 × 4,156.99
  4. Step 4: Simplify right side
    4,732.90x = 29,360,301.28
  5. Step 5: Solve for x
    x = 29,360,301.28/4,732.90
  6. Step 6: Final answer
    x = 6,203.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.