Home / 10,367.20-15,556.20-4,524.40

Finding the Fourth Proportional to 10,367.20, 15,556.20 and 4,524.40

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Solution

The fourth proportional to 10,367.20, 15,556.20 and 4,524.40 is: 6,788.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367.20 : 15,556.20 = 4,524.40 : x
  2. Step 2: Convert to fraction form
    10,367.20/15,556.20 = 4,524.40/x
  3. Step 3: Cross multiply
    10,367.20x = 15,556.20 × 4,524.40
  4. Step 4: Simplify right side
    10,367.20x = 70,382,471.28
  5. Step 5: Solve for x
    x = 70,382,471.28/10,367.20
  6. Step 6: Final answer
    x = 6,788.96

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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.