Home / 1,592.52-2,197.78-929.22

Finding the Fourth Proportional to 1,592.52, 2,197.78 and 929.22

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Solution

The fourth proportional to 1,592.52, 2,197.78 and 929.22 is: 1,282.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592.52 : 2,197.78 = 929.22 : x
  2. Step 2: Convert to fraction form
    1,592.52/2,197.78 = 929.22/x
  3. Step 3: Cross multiply
    1,592.52x = 2,197.78 × 929.22
  4. Step 4: Simplify right side
    1,592.52x = 2,042,221.13
  5. Step 5: Solve for x
    x = 2,042,221.13/1,592.52
  6. Step 6: Final answer
    x = 1,282.38

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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.