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Finding the Fourth Proportional to 3,951.24, 5,927.58 and 1,353.60

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Solution

The fourth proportional to 3,951.24, 5,927.58 and 1,353.60 is: 2,030.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951.24 : 5,927.58 = 1,353.60 : x
  2. Step 2: Convert to fraction form
    3,951.24/5,927.58 = 1,353.60/x
  3. Step 3: Cross multiply
    3,951.24x = 5,927.58 × 1,353.60
  4. Step 4: Simplify right side
    3,951.24x = 8,023,572.29
  5. Step 5: Solve for x
    x = 8,023,572.29/3,951.24
  6. Step 6: Final answer
    x = 2,030.65

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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.