Home / 3,680.29-5,073.60-2,630.53

Finding the Fourth Proportional to 3,680.29, 5,073.60 and 2,630.53

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Solution

The fourth proportional to 3,680.29, 5,073.60 and 2,630.53 is: 3,626.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680.29 : 5,073.60 = 2,630.53 : x
  2. Step 2: Convert to fraction form
    3,680.29/5,073.60 = 2,630.53/x
  3. Step 3: Cross multiply
    3,680.29x = 5,073.60 × 2,630.53
  4. Step 4: Simplify right side
    3,680.29x = 13,346,257.01
  5. Step 5: Solve for x
    x = 13,346,257.01/3,680.29
  6. Step 6: Final answer
    x = 3,626.41

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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.