Home / 10,053.52-15,081.45-3,818.20

Finding the Fourth Proportional to 10,053.52, 15,081.45 and 3,818.20

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Solution

The fourth proportional to 10,053.52, 15,081.45 and 3,818.20 is: 5,727.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,053.52 : 15,081.45 = 3,818.20 : x
  2. Step 2: Convert to fraction form
    10,053.52/15,081.45 = 3,818.20/x
  3. Step 3: Cross multiply
    10,053.52x = 15,081.45 × 3,818.20
  4. Step 4: Simplify right side
    10,053.52x = 57,583,992.39
  5. Step 5: Solve for x
    x = 57,583,992.39/10,053.52
  6. Step 6: Final answer
    x = 5,727.74

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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.