Home / 5,440.14-7,522.49-4,319.12

Finding the Fourth Proportional to 5,440.14, 7,522.49 and 4,319.12

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Solution

The fourth proportional to 5,440.14, 7,522.49 and 4,319.12 is: 5,972.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.14 : 7,522.49 = 4,319.12 : x
  2. Step 2: Convert to fraction form
    5,440.14/7,522.49 = 4,319.12/x
  3. Step 3: Cross multiply
    5,440.14x = 7,522.49 × 4,319.12
  4. Step 4: Simplify right side
    5,440.14x = 32,490,566.61
  5. Step 5: Solve for x
    x = 32,490,566.61/5,440.14
  6. Step 6: Final answer
    x = 5,972.38

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Half scale
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Double scale
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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.