Home / 10,325.02-15,489.78-3,751

Finding the Fourth Proportional to 10,325.02, 15,489.78 and 3,751

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Solution

The fourth proportional to 10,325.02, 15,489.78 and 3,751 is: 5,627.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,325.02 : 15,489.78 = 3,751 : x
  2. Step 2: Convert to fraction form
    10,325.02/15,489.78 = 3,751/x
  3. Step 3: Cross multiply
    10,325.02x = 15,489.78 × 3,751
  4. Step 4: Simplify right side
    10,325.02x = 58,102,164.78
  5. Step 5: Solve for x
    x = 58,102,164.78/10,325.02
  6. Step 6: Final answer
    x = 5,627.32

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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.