Home / 5,489.58-8,229.55-2,851.53

Finding the Fourth Proportional to 5,489.58, 8,229.55 and 2,851.53

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Solution

The fourth proportional to 5,489.58, 8,229.55 and 2,851.53 is: 4,274.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,489.58 : 8,229.55 = 2,851.53 : x
  2. Step 2: Convert to fraction form
    5,489.58/8,229.55 = 2,851.53/x
  3. Step 3: Cross multiply
    5,489.58x = 8,229.55 × 2,851.53
  4. Step 4: Simplify right side
    5,489.58x = 23,466,808.71
  5. Step 5: Solve for x
    x = 23,466,808.71/5,489.58
  6. Step 6: Final answer
    x = 4,274.79

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1.5x scale

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.