Home / 9,371.79-12,932.73-6,225.75

Finding the Fourth Proportional to 9,371.79, 12,932.73 and 6,225.75

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Solution

The fourth proportional to 9,371.79, 12,932.73 and 6,225.75 is: 8,591.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,371.79 : 12,932.73 = 6,225.75 : x
  2. Step 2: Convert to fraction form
    9,371.79/12,932.73 = 6,225.75/x
  3. Step 3: Cross multiply
    9,371.79x = 12,932.73 × 6,225.75
  4. Step 4: Simplify right side
    9,371.79x = 80,515,943.80
  5. Step 5: Solve for x
    x = 80,515,943.80/9,371.79
  6. Step 6: Final answer
    x = 8,591.31

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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.