Home / 7,439.52-11,159.24-1,892.82

Finding the Fourth Proportional to 7,439.52, 11,159.24 and 1,892.82

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Solution

The fourth proportional to 7,439.52, 11,159.24 and 1,892.82 is: 2,839.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,439.52 : 11,159.24 = 1,892.82 : x
  2. Step 2: Convert to fraction form
    7,439.52/11,159.24 = 1,892.82/x
  3. Step 3: Cross multiply
    7,439.52x = 11,159.24 × 1,892.82
  4. Step 4: Simplify right side
    7,439.52x = 21,122,423.19
  5. Step 5: Solve for x
    x = 21,122,423.19/7,439.52
  6. Step 6: Final answer
    x = 2,839.22

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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.