Home / 9,187.04-13,713.92-8,501.76

Finding the Fourth Proportional to 9,187.04, 13,713.92 and 8,501.76

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Solution

The fourth proportional to 9,187.04, 13,713.92 and 8,501.76 is: 12,690.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,187.04 : 13,713.92 = 8,501.76 : x
  2. Step 2: Convert to fraction form
    9,187.04/13,713.92 = 8,501.76/x
  3. Step 3: Cross multiply
    9,187.04x = 13,713.92 × 8,501.76
  4. Step 4: Simplify right side
    9,187.04x = 116,592,456.50
  5. Step 5: Solve for x
    x = 116,592,456.50/9,187.04
  6. Step 6: Final answer
    x = 12,690.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.