Home / 9,263.18-12,789.29-7,134.95

Finding the Fourth Proportional to 9,263.18, 12,789.29 and 7,134.95

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Solution

The fourth proportional to 9,263.18, 12,789.29 and 7,134.95 is: 9,850.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,263.18 : 12,789.29 = 7,134.95 : x
  2. Step 2: Convert to fraction form
    9,263.18/12,789.29 = 7,134.95/x
  3. Step 3: Cross multiply
    9,263.18x = 12,789.29 × 7,134.95
  4. Step 4: Simplify right side
    9,263.18x = 91,250,898.58
  5. Step 5: Solve for x
    x = 91,250,898.58/9,263.18
  6. Step 6: Final answer
    x = 9,850.93

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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.