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Finding the Fourth Proportional to 6,039.16, 9,061.02 and 3,115.60

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Solution

The fourth proportional to 6,039.16, 9,061.02 and 3,115.60 is: 4,674.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,039.16 : 9,061.02 = 3,115.60 : x
  2. Step 2: Convert to fraction form
    6,039.16/9,061.02 = 3,115.60/x
  3. Step 3: Cross multiply
    6,039.16x = 9,061.02 × 3,115.60
  4. Step 4: Simplify right side
    6,039.16x = 28,230,513.91
  5. Step 5: Solve for x
    x = 28,230,513.91/6,039.16
  6. Step 6: Final answer
    x = 4,674.58

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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.