Home / 9,028.55-12,458.25-5,252.94

Finding the Fourth Proportional to 9,028.55, 12,458.25 and 5,252.94

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Solution

The fourth proportional to 9,028.55, 12,458.25 and 5,252.94 is: 7,248.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028.55 : 12,458.25 = 5,252.94 : x
  2. Step 2: Convert to fraction form
    9,028.55/12,458.25 = 5,252.94/x
  3. Step 3: Cross multiply
    9,028.55x = 12,458.25 × 5,252.94
  4. Step 4: Simplify right side
    9,028.55x = 65,442,439.76
  5. Step 5: Solve for x
    x = 65,442,439.76/9,028.55
  6. Step 6: Final answer
    x = 7,248.39

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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.