Home / 8,288.20-11,437.56-4,562.20

Finding the Fourth Proportional to 8,288.20, 11,437.56 and 4,562.20

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Solution

The fourth proportional to 8,288.20, 11,437.56 and 4,562.20 is: 6,295.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,288.20 : 11,437.56 = 4,562.20 : x
  2. Step 2: Convert to fraction form
    8,288.20/11,437.56 = 4,562.20/x
  3. Step 3: Cross multiply
    8,288.20x = 11,437.56 × 4,562.20
  4. Step 4: Simplify right side
    8,288.20x = 52,180,436.23
  5. Step 5: Solve for x
    x = 52,180,436.23/8,288.20
  6. Step 6: Final answer
    x = 6,295.75

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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.