Home / 7,472.22-11,205.57-3,254.95

Finding the Fourth Proportional to 7,472.22, 11,205.57 and 3,254.95

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Solution

The fourth proportional to 7,472.22, 11,205.57 and 3,254.95 is: 4,881.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472.22 : 11,205.57 = 3,254.95 : x
  2. Step 2: Convert to fraction form
    7,472.22/11,205.57 = 3,254.95/x
  3. Step 3: Cross multiply
    7,472.22x = 11,205.57 × 3,254.95
  4. Step 4: Simplify right side
    7,472.22x = 36,473,596.28
  5. Step 5: Solve for x
    x = 36,473,596.28/7,472.22
  6. Step 6: Final answer
    x = 4,881.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.