Home / 4,142.91-6,214.37-1,677.27

Finding the Fourth Proportional to 4,142.91, 6,214.37 and 1,677.27

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Solution

The fourth proportional to 4,142.91, 6,214.37 and 1,677.27 is: 2,515.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142.91 : 6,214.37 = 1,677.27 : x
  2. Step 2: Convert to fraction form
    4,142.91/6,214.37 = 1,677.27/x
  3. Step 3: Cross multiply
    4,142.91x = 6,214.37 × 1,677.27
  4. Step 4: Simplify right side
    4,142.91x = 10,423,167.98
  5. Step 5: Solve for x
    x = 10,423,167.98/4,142.91
  6. Step 6: Final answer
    x = 2,515.91

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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.