Home / 9,156.30-13,701.60-7,927.92

Finding the Fourth Proportional to 9,156.30, 13,701.60 and 7,927.92

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Solution

The fourth proportional to 9,156.30, 13,701.60 and 7,927.92 is: 11,863.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,156.30 : 13,701.60 = 7,927.92 : x
  2. Step 2: Convert to fraction form
    9,156.30/13,701.60 = 7,927.92/x
  3. Step 3: Cross multiply
    9,156.30x = 13,701.60 × 7,927.92
  4. Step 4: Simplify right side
    9,156.30x = 108,625,188.67
  5. Step 5: Solve for x
    x = 108,625,188.67/9,156.30
  6. Step 6: Final answer
    x = 11,863.44

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1.5x scale

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.