Home / 9,249.18-12,763.49-5,269.95

Finding the Fourth Proportional to 9,249.18, 12,763.49 and 5,269.95

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Solution

The fourth proportional to 9,249.18, 12,763.49 and 5,269.95 is: 7,272.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,249.18 : 12,763.49 = 5,269.95 : x
  2. Step 2: Convert to fraction form
    9,249.18/12,763.49 = 5,269.95/x
  3. Step 3: Cross multiply
    9,249.18x = 12,763.49 × 5,269.95
  4. Step 4: Simplify right side
    9,249.18x = 67,262,927.78
  5. Step 5: Solve for x
    x = 67,262,927.78/9,249.18
  6. Step 6: Final answer
    x = 7,272.32

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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.