Home / 3,551.16-5,319.30-1,703.80

Finding the Fourth Proportional to 3,551.16, 5,319.30 and 1,703.80

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Solution

The fourth proportional to 3,551.16, 5,319.30 and 1,703.80 is: 2,552.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.16 : 5,319.30 = 1,703.80 : x
  2. Step 2: Convert to fraction form
    3,551.16/5,319.30 = 1,703.80/x
  3. Step 3: Cross multiply
    3,551.16x = 5,319.30 × 1,703.80
  4. Step 4: Simplify right side
    3,551.16x = 9,063,023.34
  5. Step 5: Solve for x
    x = 9,063,023.34/3,551.16
  6. Step 6: Final answer
    x = 2,552.13

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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.