Home / 2,717.46-4,077.54-1,256.94

Finding the Fourth Proportional to 2,717.46, 4,077.54 and 1,256.94

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Solution

The fourth proportional to 2,717.46, 4,077.54 and 1,256.94 is: 1,886.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717.46 : 4,077.54 = 1,256.94 : x
  2. Step 2: Convert to fraction form
    2,717.46/4,077.54 = 1,256.94/x
  3. Step 3: Cross multiply
    2,717.46x = 4,077.54 × 1,256.94
  4. Step 4: Simplify right side
    2,717.46x = 5,125,223.13
  5. Step 5: Solve for x
    x = 5,125,223.13/2,717.46
  6. Step 6: Final answer
    x = 1,886.03

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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.