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Finding the Fourth Proportional to 5,921.35, 8,882.18 and 2,802.82

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Solution

The fourth proportional to 5,921.35, 8,882.18 and 2,802.82 is: 4,204.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921.35 : 8,882.18 = 2,802.82 : x
  2. Step 2: Convert to fraction form
    5,921.35/8,882.18 = 2,802.82/x
  3. Step 3: Cross multiply
    5,921.35x = 8,882.18 × 2,802.82
  4. Step 4: Simplify right side
    5,921.35x = 24,895,151.75
  5. Step 5: Solve for x
    x = 24,895,151.75/5,921.35
  6. Step 6: Final answer
    x = 4,204.30

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1.5x scale

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.