Home / 10,364.64-15,544.20-4,519.92

Finding the Fourth Proportional to 10,364.64, 15,544.20 and 4,519.92

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Solution

The fourth proportional to 10,364.64, 15,544.20 and 4,519.92 is: 6,778.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,364.64 : 15,544.20 = 4,519.92 : x
  2. Step 2: Convert to fraction form
    10,364.64/15,544.20 = 4,519.92/x
  3. Step 3: Cross multiply
    10,364.64x = 15,544.20 × 4,519.92
  4. Step 4: Simplify right side
    10,364.64x = 70,258,540.46
  5. Step 5: Solve for x
    x = 70,258,540.46/10,364.64
  6. Step 6: Final answer
    x = 6,778.68

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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.