Home / 10,924.20-15,061.95-8,087.58

Finding the Fourth Proportional to 10,924.20, 15,061.95 and 8,087.58

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Solution

The fourth proportional to 10,924.20, 15,061.95 and 8,087.58 is: 11,150.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,924.20 : 15,061.95 = 8,087.58 : x
  2. Step 2: Convert to fraction form
    10,924.20/15,061.95 = 8,087.58/x
  3. Step 3: Cross multiply
    10,924.20x = 15,061.95 × 8,087.58
  4. Step 4: Simplify right side
    10,924.20x = 121,814,725.58
  5. Step 5: Solve for x
    x = 121,814,725.58/10,924.20
  6. Step 6: Final answer
    x = 11,150.91

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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.