Home / 11,397.03-15,726.33-6,360.66

Finding the Fourth Proportional to 11,397.03, 15,726.33 and 6,360.66

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Solution

The fourth proportional to 11,397.03, 15,726.33 and 6,360.66 is: 8,776.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,397.03 : 15,726.33 = 6,360.66 : x
  2. Step 2: Convert to fraction form
    11,397.03/15,726.33 = 6,360.66/x
  3. Step 3: Cross multiply
    11,397.03x = 15,726.33 × 6,360.66
  4. Step 4: Simplify right side
    11,397.03x = 100,029,838.18
  5. Step 5: Solve for x
    x = 100,029,838.18/11,397.03
  6. Step 6: Final answer
    x = 8,776.83

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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.