Home / 10,273.60-15,402.30-4,425.40

Finding the Fourth Proportional to 10,273.60, 15,402.30 and 4,425.40

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Solution

The fourth proportional to 10,273.60, 15,402.30 and 4,425.40 is: 6,634.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,273.60 : 15,402.30 = 4,425.40 : x
  2. Step 2: Convert to fraction form
    10,273.60/15,402.30 = 4,425.40/x
  3. Step 3: Cross multiply
    10,273.60x = 15,402.30 × 4,425.40
  4. Step 4: Simplify right side
    10,273.60x = 68,161,338.42
  5. Step 5: Solve for x
    x = 68,161,338.42/10,273.60
  6. Step 6: Final answer
    x = 6,634.61

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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.