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Finding the Fourth Proportional to 5,283.48, 7,927.68 and 2,363.76

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Solution

The fourth proportional to 5,283.48, 7,927.68 and 2,363.76 is: 3,546.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,283.48 : 7,927.68 = 2,363.76 : x
  2. Step 2: Convert to fraction form
    5,283.48/7,927.68 = 2,363.76/x
  3. Step 3: Cross multiply
    5,283.48x = 7,927.68 × 2,363.76
  4. Step 4: Simplify right side
    5,283.48x = 18,739,132.88
  5. Step 5: Solve for x
    x = 18,739,132.88/5,283.48
  6. Step 6: Final answer
    x = 3,546.74

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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.