Home / 6,618.56-9,126.24-4,257.44

Finding the Fourth Proportional to 6,618.56, 9,126.24 and 4,257.44

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Solution

The fourth proportional to 6,618.56, 9,126.24 and 4,257.44 is: 5,870.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,618.56 : 9,126.24 = 4,257.44 : x
  2. Step 2: Convert to fraction form
    6,618.56/9,126.24 = 4,257.44/x
  3. Step 3: Cross multiply
    6,618.56x = 9,126.24 × 4,257.44
  4. Step 4: Simplify right side
    6,618.56x = 38,854,419.23
  5. Step 5: Solve for x
    x = 38,854,419.23/6,618.56
  6. Step 6: Final answer
    x = 5,870.52

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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.