Home / 6,605.23-9,115.32-3,952.75

Finding the Fourth Proportional to 6,605.23, 9,115.32 and 3,952.75

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Solution

The fourth proportional to 6,605.23, 9,115.32 and 3,952.75 is: 5,454.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,605.23 : 9,115.32 = 3,952.75 : x
  2. Step 2: Convert to fraction form
    6,605.23/9,115.32 = 3,952.75/x
  3. Step 3: Cross multiply
    6,605.23x = 9,115.32 × 3,952.75
  4. Step 4: Simplify right side
    6,605.23x = 36,030,581.13
  5. Step 5: Solve for x
    x = 36,030,581.13/6,605.23
  6. Step 6: Final answer
    x = 5,454.86

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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.