Home / 8,726.18-13,073.07-5,913.68

Finding the Fourth Proportional to 8,726.18, 13,073.07 and 5,913.68

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Solution

The fourth proportional to 8,726.18, 13,073.07 and 5,913.68 is: 8,859.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,726.18 : 13,073.07 = 5,913.68 : x
  2. Step 2: Convert to fraction form
    8,726.18/13,073.07 = 5,913.68/x
  3. Step 3: Cross multiply
    8,726.18x = 13,073.07 × 5,913.68
  4. Step 4: Simplify right side
    8,726.18x = 77,309,952.60
  5. Step 5: Solve for x
    x = 77,309,952.60/8,726.18
  6. Step 6: Final answer
    x = 8,859.54

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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.