Home / 2,576.46-3,862.64-1,114.58

Finding the Fourth Proportional to 2,576.46, 3,862.64 and 1,114.58

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Solution

The fourth proportional to 2,576.46, 3,862.64 and 1,114.58 is: 1,670.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,576.46 : 3,862.64 = 1,114.58 : x
  2. Step 2: Convert to fraction form
    2,576.46/3,862.64 = 1,114.58/x
  3. Step 3: Cross multiply
    2,576.46x = 3,862.64 × 1,114.58
  4. Step 4: Simplify right side
    2,576.46x = 4,305,221.29
  5. Step 5: Solve for x
    x = 4,305,221.29/2,576.46
  6. Step 6: Final answer
    x = 1,670.98

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1.5x scale

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.