Home / 9,028.73-12,458.51-5,253.12

Finding the Fourth Proportional to 9,028.73, 12,458.51 and 5,253.12

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Solution

The fourth proportional to 9,028.73, 12,458.51 and 5,253.12 is: 7,248.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028.73 : 12,458.51 = 5,253.12 : x
  2. Step 2: Convert to fraction form
    9,028.73/12,458.51 = 5,253.12/x
  3. Step 3: Cross multiply
    9,028.73x = 12,458.51 × 5,253.12
  4. Step 4: Simplify right side
    9,028.73x = 65,446,041.48
  5. Step 5: Solve for x
    x = 65,446,041.48/9,028.73
  6. Step 6: Final answer
    x = 7,248.64

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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.