Home / 10,334.80-15,475.89-6,814.13

Finding the Fourth Proportional to 10,334.80, 15,475.89 and 6,814.13

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Solution

The fourth proportional to 10,334.80, 15,475.89 and 6,814.13 is: 10,203.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,334.80 : 15,475.89 = 6,814.13 : x
  2. Step 2: Convert to fraction form
    10,334.80/15,475.89 = 6,814.13/x
  3. Step 3: Cross multiply
    10,334.80x = 15,475.89 × 6,814.13
  4. Step 4: Simplify right side
    10,334.80x = 105,454,726.33
  5. Step 5: Solve for x
    x = 105,454,726.33/10,334.80
  6. Step 6: Final answer
    x = 10,203.85

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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.