Home / 3,617.10-5,425.65-3,170.70

Finding the Fourth Proportional to 3,617.10, 5,425.65 and 3,170.70

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Solution

The fourth proportional to 3,617.10, 5,425.65 and 3,170.70 is: 4,756.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.10 : 5,425.65 = 3,170.70 : x
  2. Step 2: Convert to fraction form
    3,617.10/5,425.65 = 3,170.70/x
  3. Step 3: Cross multiply
    3,617.10x = 5,425.65 × 3,170.70
  4. Step 4: Simplify right side
    3,617.10x = 17,203,108.46
  5. Step 5: Solve for x
    x = 17,203,108.46/3,617.10
  6. Step 6: Final answer
    x = 4,756.05

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Similar ratio
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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.