Home / 1,592.39-2,197.64-929.29

Finding the Fourth Proportional to 1,592.39, 2,197.64 and 929.29

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Solution

The fourth proportional to 1,592.39, 2,197.64 and 929.29 is: 1,282.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592.39 : 2,197.64 = 929.29 : x
  2. Step 2: Convert to fraction form
    1,592.39/2,197.64 = 929.29/x
  3. Step 3: Cross multiply
    1,592.39x = 2,197.64 × 929.29
  4. Step 4: Simplify right side
    1,592.39x = 2,042,234.74
  5. Step 5: Solve for x
    x = 2,042,234.74/1,592.39
  6. Step 6: Final answer
    x = 1,282.49

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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.