Home / 10,030.62-15,045.92-3,458.68

Finding the Fourth Proportional to 10,030.62, 15,045.92 and 3,458.68

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Solution

The fourth proportional to 10,030.62, 15,045.92 and 3,458.68 is: 5,188.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,030.62 : 15,045.92 = 3,458.68 : x
  2. Step 2: Convert to fraction form
    10,030.62/15,045.92 = 3,458.68/x
  3. Step 3: Cross multiply
    10,030.62x = 15,045.92 × 3,458.68
  4. Step 4: Simplify right side
    10,030.62x = 52,039,022.59
  5. Step 5: Solve for x
    x = 52,039,022.59/10,030.62
  6. Step 6: Final answer
    x = 5,188.02

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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.