Home / 4,167.94-5,751.53-2,279.15

Finding the Fourth Proportional to 4,167.94, 5,751.53 and 2,279.15

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Solution

The fourth proportional to 4,167.94, 5,751.53 and 2,279.15 is: 3,145.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,167.94 : 5,751.53 = 2,279.15 : x
  2. Step 2: Convert to fraction form
    4,167.94/5,751.53 = 2,279.15/x
  3. Step 3: Cross multiply
    4,167.94x = 5,751.53 × 2,279.15
  4. Step 4: Simplify right side
    4,167.94x = 13,108,588.20
  5. Step 5: Solve for x
    x = 13,108,588.20/4,167.94
  6. Step 6: Final answer
    x = 3,145.10

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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.