Home / 7,248.40-10,867.12-3,734.62

Finding the Fourth Proportional to 7,248.40, 10,867.12 and 3,734.62

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Solution

The fourth proportional to 7,248.40, 10,867.12 and 3,734.62 is: 5,599.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248.40 : 10,867.12 = 3,734.62 : x
  2. Step 2: Convert to fraction form
    7,248.40/10,867.12 = 3,734.62/x
  3. Step 3: Cross multiply
    7,248.40x = 10,867.12 × 3,734.62
  4. Step 4: Simplify right side
    7,248.40x = 40,584,563.69
  5. Step 5: Solve for x
    x = 40,584,563.69/7,248.40
  6. Step 6: Final answer
    x = 5,599.11

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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.