Home / 3,587.56-4,951.44-3,170.20

Finding the Fourth Proportional to 3,587.56, 4,951.44 and 3,170.20

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Solution

The fourth proportional to 3,587.56, 4,951.44 and 3,170.20 is: 4,375.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.56 : 4,951.44 = 3,170.20 : x
  2. Step 2: Convert to fraction form
    3,587.56/4,951.44 = 3,170.20/x
  3. Step 3: Cross multiply
    3,587.56x = 4,951.44 × 3,170.20
  4. Step 4: Simplify right side
    3,587.56x = 15,697,055.09
  5. Step 5: Solve for x
    x = 15,697,055.09/3,587.56
  6. Step 6: Final answer
    x = 4,375.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.