Home / 3,498.30-5,246.34-1,157.87

Finding the Fourth Proportional to 3,498.30, 5,246.34 and 1,157.87

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Solution

The fourth proportional to 3,498.30, 5,246.34 and 1,157.87 is: 1,736.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,498.30 : 5,246.34 = 1,157.87 : x
  2. Step 2: Convert to fraction form
    3,498.30/5,246.34 = 1,157.87/x
  3. Step 3: Cross multiply
    3,498.30x = 5,246.34 × 1,157.87
  4. Step 4: Simplify right side
    3,498.30x = 6,074,553.46
  5. Step 5: Solve for x
    x = 6,074,553.46/3,498.30
  6. Step 6: Final answer
    x = 1,736.43

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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.