Home / 10,882.40-15,026.16-8,360.52

Finding the Fourth Proportional to 10,882.40, 15,026.16 and 8,360.52

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Solution

The fourth proportional to 10,882.40, 15,026.16 and 8,360.52 is: 11,544.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,882.40 : 15,026.16 = 8,360.52 : x
  2. Step 2: Convert to fraction form
    10,882.40/15,026.16 = 8,360.52/x
  3. Step 3: Cross multiply
    10,882.40x = 15,026.16 × 8,360.52
  4. Step 4: Simplify right side
    10,882.40x = 125,626,511.20
  5. Step 5: Solve for x
    x = 125,626,511.20/10,882.40
  6. Step 6: Final answer
    x = 11,544.01

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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.