Home / 6,142.20-9,210.03-2,442.52

Finding the Fourth Proportional to 6,142.20, 9,210.03 and 2,442.52

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Solution

The fourth proportional to 6,142.20, 9,210.03 and 2,442.52 is: 3,662.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142.20 : 9,210.03 = 2,442.52 : x
  2. Step 2: Convert to fraction form
    6,142.20/9,210.03 = 2,442.52/x
  3. Step 3: Cross multiply
    6,142.20x = 9,210.03 × 2,442.52
  4. Step 4: Simplify right side
    6,142.20x = 22,495,682.48
  5. Step 5: Solve for x
    x = 22,495,682.48/6,142.20
  6. Step 6: Final answer
    x = 3,662.48

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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.