Home / 4,132.13-6,192.01-1,665.60

Finding the Fourth Proportional to 4,132.13, 6,192.01 and 1,665.60

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Solution

The fourth proportional to 4,132.13, 6,192.01 and 1,665.60 is: 2,495.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,132.13 : 6,192.01 = 1,665.60 : x
  2. Step 2: Convert to fraction form
    4,132.13/6,192.01 = 1,665.60/x
  3. Step 3: Cross multiply
    4,132.13x = 6,192.01 × 1,665.60
  4. Step 4: Simplify right side
    4,132.13x = 10,313,411.86
  5. Step 5: Solve for x
    x = 10,313,411.86/4,132.13
  6. Step 6: Final answer
    x = 2,495.91

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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.