Home / 4,576.29-6,314.28-2,982.78

Finding the Fourth Proportional to 4,576.29, 6,314.28 and 2,982.78

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Solution

The fourth proportional to 4,576.29, 6,314.28 and 2,982.78 is: 4,115.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,576.29 : 6,314.28 = 2,982.78 : x
  2. Step 2: Convert to fraction form
    4,576.29/6,314.28 = 2,982.78/x
  3. Step 3: Cross multiply
    4,576.29x = 6,314.28 × 2,982.78
  4. Step 4: Simplify right side
    4,576.29x = 18,834,108.10
  5. Step 5: Solve for x
    x = 18,834,108.10/4,576.29
  6. Step 6: Final answer
    x = 4,115.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.