Home / 3,352.40-4,622.28-2,793.68

Finding the Fourth Proportional to 3,352.40, 4,622.28 and 2,793.68

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Solution

The fourth proportional to 3,352.40, 4,622.28 and 2,793.68 is: 3,851.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,352.40 : 4,622.28 = 2,793.68 : x
  2. Step 2: Convert to fraction form
    3,352.40/4,622.28 = 2,793.68/x
  3. Step 3: Cross multiply
    3,352.40x = 4,622.28 × 2,793.68
  4. Step 4: Simplify right side
    3,352.40x = 12,913,171.19
  5. Step 5: Solve for x
    x = 12,913,171.19/3,352.40
  6. Step 6: Final answer
    x = 3,851.92

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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.