Home / 5,497.74-7,581.20-3,821.04

Finding the Fourth Proportional to 5,497.74, 7,581.20 and 3,821.04

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Solution

The fourth proportional to 5,497.74, 7,581.20 and 3,821.04 is: 5,269.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,497.74 : 7,581.20 = 3,821.04 : x
  2. Step 2: Convert to fraction form
    5,497.74/7,581.20 = 3,821.04/x
  3. Step 3: Cross multiply
    5,497.74x = 7,581.20 × 3,821.04
  4. Step 4: Simplify right side
    5,497.74x = 28,968,049.34
  5. Step 5: Solve for x
    x = 28,968,049.34/5,497.74
  6. Step 6: Final answer
    x = 5,269.08

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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.