Home / 3,298.76-4,948.20-1,542.79

Finding the Fourth Proportional to 3,298.76, 4,948.20 and 1,542.79

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Solution

The fourth proportional to 3,298.76, 4,948.20 and 1,542.79 is: 2,314.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.76 : 4,948.20 = 1,542.79 : x
  2. Step 2: Convert to fraction form
    3,298.76/4,948.20 = 1,542.79/x
  3. Step 3: Cross multiply
    3,298.76x = 4,948.20 × 1,542.79
  4. Step 4: Simplify right side
    3,298.76x = 7,634,049.71
  5. Step 5: Solve for x
    x = 7,634,049.71/3,298.76
  6. Step 6: Final answer
    x = 2,314.22

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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.