Home / 10,976.13-16,449.61-6,298.38

Finding the Fourth Proportional to 10,976.13, 16,449.61 and 6,298.38

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Solution

The fourth proportional to 10,976.13, 16,449.61 and 6,298.38 is: 9,439.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,976.13 : 16,449.61 = 6,298.38 : x
  2. Step 2: Convert to fraction form
    10,976.13/16,449.61 = 6,298.38/x
  3. Step 3: Cross multiply
    10,976.13x = 16,449.61 × 6,298.38
  4. Step 4: Simplify right side
    10,976.13x = 103,605,894.63
  5. Step 5: Solve for x
    x = 103,605,894.63/10,976.13
  6. Step 6: Final answer
    x = 9,439.20

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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.