Home / 7,148.41-10,726.64-5,584.02

Finding the Fourth Proportional to 7,148.41, 10,726.64 and 5,584.02

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Solution

The fourth proportional to 7,148.41, 10,726.64 and 5,584.02 is: 8,379.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,148.41 : 10,726.64 = 5,584.02 : x
  2. Step 2: Convert to fraction form
    7,148.41/10,726.64 = 5,584.02/x
  3. Step 3: Cross multiply
    7,148.41x = 10,726.64 × 5,584.02
  4. Step 4: Simplify right side
    7,148.41x = 59,897,785.43
  5. Step 5: Solve for x
    x = 59,897,785.43/7,148.41
  6. Step 6: Final answer
    x = 8,379.18

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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.