Home / 8,081.68-11,152.56-4,726.48

Finding the Fourth Proportional to 8,081.68, 11,152.56 and 4,726.48

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Solution

The fourth proportional to 8,081.68, 11,152.56 and 4,726.48 is: 6,522.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,081.68 : 11,152.56 = 4,726.48 : x
  2. Step 2: Convert to fraction form
    8,081.68/11,152.56 = 4,726.48/x
  3. Step 3: Cross multiply
    8,081.68x = 11,152.56 × 4,726.48
  4. Step 4: Simplify right side
    8,081.68x = 52,712,351.79
  5. Step 5: Solve for x
    x = 52,712,351.79/8,081.68
  6. Step 6: Final answer
    x = 6,522.45

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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.