Home / 10,896.32-15,044.13-8,373.75

Finding the Fourth Proportional to 10,896.32, 15,044.13 and 8,373.75

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Solution

The fourth proportional to 10,896.32, 15,044.13 and 8,373.75 is: 11,561.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,896.32 : 15,044.13 = 8,373.75 : x
  2. Step 2: Convert to fraction form
    10,896.32/15,044.13 = 8,373.75/x
  3. Step 3: Cross multiply
    10,896.32x = 15,044.13 × 8,373.75
  4. Step 4: Simplify right side
    10,896.32x = 125,975,783.59
  5. Step 5: Solve for x
    x = 125,975,783.59/10,896.32
  6. Step 6: Final answer
    x = 11,561.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.