Home / 10,350.71-15,525.69-3,331.20

Finding the Fourth Proportional to 10,350.71, 15,525.69 and 3,331.20

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Solution

The fourth proportional to 10,350.71, 15,525.69 and 3,331.20 is: 4,996.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,350.71 : 15,525.69 = 3,331.20 : x
  2. Step 2: Convert to fraction form
    10,350.71/15,525.69 = 3,331.20/x
  3. Step 3: Cross multiply
    10,350.71x = 15,525.69 × 3,331.20
  4. Step 4: Simplify right side
    10,350.71x = 51,719,178.53
  5. Step 5: Solve for x
    x = 51,719,178.53/10,350.71
  6. Step 6: Final answer
    x = 4,996.68

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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.