Home / 10,724.13-16,064.30-5,519.07

Finding the Fourth Proportional to 10,724.13, 16,064.30 and 5,519.07

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Solution

The fourth proportional to 10,724.13, 16,064.30 and 5,519.07 is: 8,267.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,724.13 : 16,064.30 = 5,519.07 : x
  2. Step 2: Convert to fraction form
    10,724.13/16,064.30 = 5,519.07/x
  3. Step 3: Cross multiply
    10,724.13x = 16,064.30 × 5,519.07
  4. Step 4: Simplify right side
    10,724.13x = 88,659,968.61
  5. Step 5: Solve for x
    x = 88,659,968.61/10,724.13
  6. Step 6: Final answer
    x = 8,267.33

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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.