Home / 3,758.23-5,184.16-2,265.20

Finding the Fourth Proportional to 3,758.23, 5,184.16 and 2,265.20

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Solution

The fourth proportional to 3,758.23, 5,184.16 and 2,265.20 is: 3,124.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758.23 : 5,184.16 = 2,265.20 : x
  2. Step 2: Convert to fraction form
    3,758.23/5,184.16 = 2,265.20/x
  3. Step 3: Cross multiply
    3,758.23x = 5,184.16 × 2,265.20
  4. Step 4: Simplify right side
    3,758.23x = 11,743,159.23
  5. Step 5: Solve for x
    x = 11,743,159.23/3,758.23
  6. Step 6: Final answer
    x = 3,124.65

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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.