Home / 9,403.73-12,974.85-5,625.24

Finding the Fourth Proportional to 9,403.73, 12,974.85 and 5,625.24

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Solution

The fourth proportional to 9,403.73, 12,974.85 and 5,625.24 is: 7,761.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,403.73 : 12,974.85 = 5,625.24 : x
  2. Step 2: Convert to fraction form
    9,403.73/12,974.85 = 5,625.24/x
  3. Step 3: Cross multiply
    9,403.73x = 12,974.85 × 5,625.24
  4. Step 4: Simplify right side
    9,403.73x = 72,986,645.21
  5. Step 5: Solve for x
    x = 72,986,645.21/9,403.73
  6. Step 6: Final answer
    x = 7,761.46

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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.