Home / 6,160.80-9,232.88-5,767.12

Finding the Fourth Proportional to 6,160.80, 9,232.88 and 5,767.12

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Solution

The fourth proportional to 6,160.80, 9,232.88 and 5,767.12 is: 8,642.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,160.80 : 9,232.88 = 5,767.12 : x
  2. Step 2: Convert to fraction form
    6,160.80/9,232.88 = 5,767.12/x
  3. Step 3: Cross multiply
    6,160.80x = 9,232.88 × 5,767.12
  4. Step 4: Simplify right side
    6,160.80x = 53,247,126.91
  5. Step 5: Solve for x
    x = 53,247,126.91/6,160.80
  6. Step 6: Final answer
    x = 8,642.89

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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.