Home / 4,172.57-6,258.85-1,250.87

Finding the Fourth Proportional to 4,172.57, 6,258.85 and 1,250.87

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Solution

The fourth proportional to 4,172.57, 6,258.85 and 1,250.87 is: 1,876.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172.57 : 6,258.85 = 1,250.87 : x
  2. Step 2: Convert to fraction form
    4,172.57/6,258.85 = 1,250.87/x
  3. Step 3: Cross multiply
    4,172.57x = 6,258.85 × 1,250.87
  4. Step 4: Simplify right side
    4,172.57x = 7,829,020.22
  5. Step 5: Solve for x
    x = 7,829,020.22/4,172.57
  6. Step 6: Final answer
    x = 1,876.31

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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.