Home / 4,275.13-6,407.90-2,797.19

Finding the Fourth Proportional to 4,275.13, 6,407.90 and 2,797.19

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Solution

The fourth proportional to 4,275.13, 6,407.90 and 2,797.19 is: 4,192.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,275.13 : 6,407.90 = 2,797.19 : x
  2. Step 2: Convert to fraction form
    4,275.13/6,407.90 = 2,797.19/x
  3. Step 3: Cross multiply
    4,275.13x = 6,407.90 × 2,797.19
  4. Step 4: Simplify right side
    4,275.13x = 17,924,115.83
  5. Step 5: Solve for x
    x = 17,924,115.83/4,275.13
  6. Step 6: Final answer
    x = 4,192.65

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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.