Home / 2,479.02-3,713.13-1,901.22

Finding the Fourth Proportional to 2,479.02, 3,713.13 and 1,901.22

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Solution

The fourth proportional to 2,479.02, 3,713.13 and 1,901.22 is: 2,847.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479.02 : 3,713.13 = 1,901.22 : x
  2. Step 2: Convert to fraction form
    2,479.02/3,713.13 = 1,901.22/x
  3. Step 3: Cross multiply
    2,479.02x = 3,713.13 × 1,901.22
  4. Step 4: Simplify right side
    2,479.02x = 7,059,477.02
  5. Step 5: Solve for x
    x = 7,059,477.02/2,479.02
  6. Step 6: Final answer
    x = 2,847.69

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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.