Home / 7,233.20-10,849.80-4,276.40

Finding the Fourth Proportional to 7,233.20, 10,849.80 and 4,276.40

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Solution

The fourth proportional to 7,233.20, 10,849.80 and 4,276.40 is: 6,414.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,233.20 : 10,849.80 = 4,276.40 : x
  2. Step 2: Convert to fraction form
    7,233.20/10,849.80 = 4,276.40/x
  3. Step 3: Cross multiply
    7,233.20x = 10,849.80 × 4,276.40
  4. Step 4: Simplify right side
    7,233.20x = 46,398,084.72
  5. Step 5: Solve for x
    x = 46,398,084.72/7,233.20
  6. Step 6: Final answer
    x = 6,414.60

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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.