Home / 4,172.60-6,257.05-1,250.35

Finding the Fourth Proportional to 4,172.60, 6,257.05 and 1,250.35

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Solution

The fourth proportional to 4,172.60, 6,257.05 and 1,250.35 is: 1,874.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172.60 : 6,257.05 = 1,250.35 : x
  2. Step 2: Convert to fraction form
    4,172.60/6,257.05 = 1,250.35/x
  3. Step 3: Cross multiply
    4,172.60x = 6,257.05 × 1,250.35
  4. Step 4: Simplify right side
    4,172.60x = 7,823,502.47
  5. Step 5: Solve for x
    x = 7,823,502.47/4,172.60
  6. Step 6: Final answer
    x = 1,874.97

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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.