Home / 10,522.66-15,785.49-3,500.36

Finding the Fourth Proportional to 10,522.66, 15,785.49 and 3,500.36

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Solution

The fourth proportional to 10,522.66, 15,785.49 and 3,500.36 is: 5,251.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,522.66 : 15,785.49 = 3,500.36 : x
  2. Step 2: Convert to fraction form
    10,522.66/15,785.49 = 3,500.36/x
  3. Step 3: Cross multiply
    10,522.66x = 15,785.49 × 3,500.36
  4. Step 4: Simplify right side
    10,522.66x = 55,254,897.78
  5. Step 5: Solve for x
    x = 55,254,897.78/10,522.66
  6. Step 6: Final answer
    x = 5,251.04

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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.