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Finding the Fourth Proportional to 10,150.40, 15,232.40 and 3,576.60

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Solution

The fourth proportional to 10,150.40, 15,232.40 and 3,576.60 is: 5,367.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,150.40 : 15,232.40 = 3,576.60 : x
  2. Step 2: Convert to fraction form
    10,150.40/15,232.40 = 3,576.60/x
  3. Step 3: Cross multiply
    10,150.40x = 15,232.40 × 3,576.60
  4. Step 4: Simplify right side
    10,150.40x = 54,480,201.84
  5. Step 5: Solve for x
    x = 54,480,201.84/10,150.40
  6. Step 6: Final answer
    x = 5,367.30

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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.