Home / 5,417.95-7,480.25-4,425.61

Finding the Fourth Proportional to 5,417.95, 7,480.25 and 4,425.61

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Solution

The fourth proportional to 5,417.95, 7,480.25 and 4,425.61 is: 6,110.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,417.95 : 7,480.25 = 4,425.61 : x
  2. Step 2: Convert to fraction form
    5,417.95/7,480.25 = 4,425.61/x
  3. Step 3: Cross multiply
    5,417.95x = 7,480.25 × 4,425.61
  4. Step 4: Simplify right side
    5,417.95x = 33,104,669.20
  5. Step 5: Solve for x
    x = 33,104,669.20/5,417.95
  6. Step 6: Final answer
    x = 6,110.18

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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.