Home / 3,554.71-5,321.12-2,319.46

Finding the Fourth Proportional to 3,554.71, 5,321.12 and 2,319.46

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Solution

The fourth proportional to 3,554.71, 5,321.12 and 2,319.46 is: 3,472.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.71 : 5,321.12 = 2,319.46 : x
  2. Step 2: Convert to fraction form
    3,554.71/5,321.12 = 2,319.46/x
  3. Step 3: Cross multiply
    3,554.71x = 5,321.12 × 2,319.46
  4. Step 4: Simplify right side
    3,554.71x = 12,342,100.10
  5. Step 5: Solve for x
    x = 12,342,100.10/3,554.71
  6. Step 6: Final answer
    x = 3,472.04

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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.