Home / 9,932.41-13,712.45-6,911.92

Finding the Fourth Proportional to 9,932.41, 13,712.45 and 6,911.92

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Solution

The fourth proportional to 9,932.41, 13,712.45 and 6,911.92 is: 9,542.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,932.41 : 13,712.45 = 6,911.92 : x
  2. Step 2: Convert to fraction form
    9,932.41/13,712.45 = 6,911.92/x
  3. Step 3: Cross multiply
    9,932.41x = 13,712.45 × 6,911.92
  4. Step 4: Simplify right side
    9,932.41x = 94,779,357.40
  5. Step 5: Solve for x
    x = 94,779,357.40/9,932.41
  6. Step 6: Final answer
    x = 9,542.43

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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.