Home / 10,025.78-15,038.50-3,452.02

Finding the Fourth Proportional to 10,025.78, 15,038.50 and 3,452.02

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Solution

The fourth proportional to 10,025.78, 15,038.50 and 3,452.02 is: 5,177.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,025.78 : 15,038.50 = 3,452.02 : x
  2. Step 2: Convert to fraction form
    10,025.78/15,038.50 = 3,452.02/x
  3. Step 3: Cross multiply
    10,025.78x = 15,038.50 × 3,452.02
  4. Step 4: Simplify right side
    10,025.78x = 51,913,202.77
  5. Step 5: Solve for x
    x = 51,913,202.77/10,025.78
  6. Step 6: Final answer
    x = 5,177.97

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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.