Home / 3,554.18-5,331.12-2,515.66

Finding the Fourth Proportional to 3,554.18, 5,331.12 and 2,515.66

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Solution

The fourth proportional to 3,554.18, 5,331.12 and 2,515.66 is: 3,773.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.18 : 5,331.12 = 2,515.66 : x
  2. Step 2: Convert to fraction form
    3,554.18/5,331.12 = 2,515.66/x
  3. Step 3: Cross multiply
    3,554.18x = 5,331.12 × 2,515.66
  4. Step 4: Simplify right side
    3,554.18x = 13,411,262.58
  5. Step 5: Solve for x
    x = 13,411,262.58/3,554.18
  6. Step 6: Final answer
    x = 3,773.38

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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.