Home / 5,287.76-7,295.28-3,296.96

Finding the Fourth Proportional to 5,287.76, 7,295.28 and 3,296.96

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Solution

The fourth proportional to 5,287.76, 7,295.28 and 3,296.96 is: 4,548.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,287.76 : 7,295.28 = 3,296.96 : x
  2. Step 2: Convert to fraction form
    5,287.76/7,295.28 = 3,296.96/x
  3. Step 3: Cross multiply
    5,287.76x = 7,295.28 × 3,296.96
  4. Step 4: Simplify right side
    5,287.76x = 24,052,246.35
  5. Step 5: Solve for x
    x = 24,052,246.35/5,287.76
  6. Step 6: Final answer
    x = 4,548.66

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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.