Home / 7,559.28-11,287.98-6,175.36

Finding the Fourth Proportional to 7,559.28, 11,287.98 and 6,175.36

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Solution

The fourth proportional to 7,559.28, 11,287.98 and 6,175.36 is: 9,221.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,559.28 : 11,287.98 = 6,175.36 : x
  2. Step 2: Convert to fraction form
    7,559.28/11,287.98 = 6,175.36/x
  3. Step 3: Cross multiply
    7,559.28x = 11,287.98 × 6,175.36
  4. Step 4: Simplify right side
    7,559.28x = 69,707,340.17
  5. Step 5: Solve for x
    x = 69,707,340.17/7,559.28
  6. Step 6: Final answer
    x = 9,221.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.