Home / 7,202.48-9,940.68-4,549.04

Finding the Fourth Proportional to 7,202.48, 9,940.68 and 4,549.04

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Solution

The fourth proportional to 7,202.48, 9,940.68 and 4,549.04 is: 6,278.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,202.48 : 9,940.68 = 4,549.04 : x
  2. Step 2: Convert to fraction form
    7,202.48/9,940.68 = 4,549.04/x
  3. Step 3: Cross multiply
    7,202.48x = 9,940.68 × 4,549.04
  4. Step 4: Simplify right side
    7,202.48x = 45,220,550.95
  5. Step 5: Solve for x
    x = 45,220,550.95/7,202.48
  6. Step 6: Final answer
    x = 6,278.47

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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.