Home / 2,767.02-4,151.30-1,207.17

Finding the Fourth Proportional to 2,767.02, 4,151.30 and 1,207.17

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Solution

The fourth proportional to 2,767.02, 4,151.30 and 1,207.17 is: 1,811.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767.02 : 4,151.30 = 1,207.17 : x
  2. Step 2: Convert to fraction form
    2,767.02/4,151.30 = 1,207.17/x
  3. Step 3: Cross multiply
    2,767.02x = 4,151.30 × 1,207.17
  4. Step 4: Simplify right side
    2,767.02x = 5,011,308.06
  5. Step 5: Solve for x
    x = 5,011,308.06/2,767.02
  6. Step 6: Final answer
    x = 1,811.08

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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.