Home / 3,200.29-4,800.20-1,008.95

Finding the Fourth Proportional to 3,200.29, 4,800.20 and 1,008.95

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Solution

The fourth proportional to 3,200.29, 4,800.20 and 1,008.95 is: 1,513.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200.29 : 4,800.20 = 1,008.95 : x
  2. Step 2: Convert to fraction form
    3,200.29/4,800.20 = 1,008.95/x
  3. Step 3: Cross multiply
    3,200.29x = 4,800.20 × 1,008.95
  4. Step 4: Simplify right side
    3,200.29x = 4,843,132.74
  5. Step 5: Solve for x
    x = 4,843,132.74/3,200.29
  6. Step 6: Final answer
    x = 1,513.34

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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.