Home / 4,165.20-5,747.76-2,302.08

Finding the Fourth Proportional to 4,165.20, 5,747.76 and 2,302.08

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Solution

The fourth proportional to 4,165.20, 5,747.76 and 2,302.08 is: 3,176.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,165.20 : 5,747.76 = 2,302.08 : x
  2. Step 2: Convert to fraction form
    4,165.20/5,747.76 = 2,302.08/x
  3. Step 3: Cross multiply
    4,165.20x = 5,747.76 × 2,302.08
  4. Step 4: Simplify right side
    4,165.20x = 13,231,803.34
  5. Step 5: Solve for x
    x = 13,231,803.34/4,165.20
  6. Step 6: Final answer
    x = 3,176.75

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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.