Home / 4,516.20-6,758.10-4,127.40

Finding the Fourth Proportional to 4,516.20, 6,758.10 and 4,127.40

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Solution

The fourth proportional to 4,516.20, 6,758.10 and 4,127.40 is: 6,176.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,516.20 : 6,758.10 = 4,127.40 : x
  2. Step 2: Convert to fraction form
    4,516.20/6,758.10 = 4,127.40/x
  3. Step 3: Cross multiply
    4,516.20x = 6,758.10 × 4,127.40
  4. Step 4: Simplify right side
    4,516.20x = 27,893,381.94
  5. Step 5: Solve for x
    x = 27,893,381.94/4,516.20
  6. Step 6: Final answer
    x = 6,176.29

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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.