Home / 3,167.15-4,750.58-2,127.59

Finding the Fourth Proportional to 3,167.15, 4,750.58 and 2,127.59

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Solution

The fourth proportional to 3,167.15, 4,750.58 and 2,127.59 is: 3,191.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.15 : 4,750.58 = 2,127.59 : x
  2. Step 2: Convert to fraction form
    3,167.15/4,750.58 = 2,127.59/x
  3. Step 3: Cross multiply
    3,167.15x = 4,750.58 × 2,127.59
  4. Step 4: Simplify right side
    3,167.15x = 10,107,252.11
  5. Step 5: Solve for x
    x = 10,107,252.11/3,167.15
  6. Step 6: Final answer
    x = 3,191.28

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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.