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Finding the Fourth Proportional to 4,728.17, 7,098.53 and 4,039.26

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Solution

The fourth proportional to 4,728.17, 7,098.53 and 4,039.26 is: 6,064.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728.17 : 7,098.53 = 4,039.26 : x
  2. Step 2: Convert to fraction form
    4,728.17/7,098.53 = 4,039.26/x
  3. Step 3: Cross multiply
    4,728.17x = 7,098.53 × 4,039.26
  4. Step 4: Simplify right side
    4,728.17x = 28,672,808.29
  5. Step 5: Solve for x
    x = 28,672,808.29/4,728.17
  6. Step 6: Final answer
    x = 6,064.26

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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.