Home / 1,932.09-2,898.14-471.26

Finding the Fourth Proportional to 1,932.09, 2,898.14 and 471.26

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Solution

The fourth proportional to 1,932.09, 2,898.14 and 471.26 is: 706.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.09 : 2,898.14 = 471.26 : x
  2. Step 2: Convert to fraction form
    1,932.09/2,898.14 = 471.26/x
  3. Step 3: Cross multiply
    1,932.09x = 2,898.14 × 471.26
  4. Step 4: Simplify right side
    1,932.09x = 1,365,760.61
  5. Step 5: Solve for x
    x = 1,365,760.61/1,932.09
  6. Step 6: Final answer
    x = 706.88

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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.