Home / 4,200.92-6,298.02-2,721.65

Finding the Fourth Proportional to 4,200.92, 6,298.02 and 2,721.65

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Solution

The fourth proportional to 4,200.92, 6,298.02 and 2,721.65 is: 4,080.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200.92 : 6,298.02 = 2,721.65 : x
  2. Step 2: Convert to fraction form
    4,200.92/6,298.02 = 2,721.65/x
  3. Step 3: Cross multiply
    4,200.92x = 6,298.02 × 2,721.65
  4. Step 4: Simplify right side
    4,200.92x = 17,141,006.13
  5. Step 5: Solve for x
    x = 17,141,006.13/4,200.92
  6. Step 6: Final answer
    x = 4,080.30

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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.