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Finding the Fourth Proportional to 4,328.74, 6,494.07 and 1,250.50

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Solution

The fourth proportional to 4,328.74, 6,494.07 and 1,250.50 is: 1,876.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,328.74 : 6,494.07 = 1,250.50 : x
  2. Step 2: Convert to fraction form
    4,328.74/6,494.07 = 1,250.50/x
  3. Step 3: Cross multiply
    4,328.74x = 6,494.07 × 1,250.50
  4. Step 4: Simplify right side
    4,328.74x = 8,120,834.54
  5. Step 5: Solve for x
    x = 8,120,834.54/4,328.74
  6. Step 6: Final answer
    x = 1,876.03

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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.