Home / 7,354.33-10,149.20-4,211.53

Finding the Fourth Proportional to 7,354.33, 10,149.20 and 4,211.53

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Solution

The fourth proportional to 7,354.33, 10,149.20 and 4,211.53 is: 5,812.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,354.33 : 10,149.20 = 4,211.53 : x
  2. Step 2: Convert to fraction form
    7,354.33/10,149.20 = 4,211.53/x
  3. Step 3: Cross multiply
    7,354.33x = 10,149.20 × 4,211.53
  4. Step 4: Simplify right side
    7,354.33x = 42,743,629.64
  5. Step 5: Solve for x
    x = 42,743,629.64/7,354.33
  6. Step 6: Final answer
    x = 5,812.04

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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.