Home / 9,108.76-13,650.52-5,204.92

Finding the Fourth Proportional to 9,108.76, 13,650.52 and 5,204.92

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Solution

The fourth proportional to 9,108.76, 13,650.52 and 5,204.92 is: 7,800.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,108.76 : 13,650.52 = 5,204.92 : x
  2. Step 2: Convert to fraction form
    9,108.76/13,650.52 = 5,204.92/x
  3. Step 3: Cross multiply
    9,108.76x = 13,650.52 × 5,204.92
  4. Step 4: Simplify right side
    9,108.76x = 71,049,864.56
  5. Step 5: Solve for x
    x = 71,049,864.56/9,108.76
  6. Step 6: Final answer
    x = 7,800.17

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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.