Home / 3,498.85-5,250.12-1,551.25

Finding the Fourth Proportional to 3,498.85, 5,250.12 and 1,551.25

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Solution

The fourth proportional to 3,498.85, 5,250.12 and 1,551.25 is: 2,327.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,498.85 : 5,250.12 = 1,551.25 : x
  2. Step 2: Convert to fraction form
    3,498.85/5,250.12 = 1,551.25/x
  3. Step 3: Cross multiply
    3,498.85x = 5,250.12 × 1,551.25
  4. Step 4: Simplify right side
    3,498.85x = 8,144,248.65
  5. Step 5: Solve for x
    x = 8,144,248.65/3,498.85
  6. Step 6: Final answer
    x = 2,327.69

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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.