Home / 3,736.13-5,155.85-2,164.52

Finding the Fourth Proportional to 3,736.13, 5,155.85 and 2,164.52

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Solution

The fourth proportional to 3,736.13, 5,155.85 and 2,164.52 is: 2,987.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,736.13 : 5,155.85 = 2,164.52 : x
  2. Step 2: Convert to fraction form
    3,736.13/5,155.85 = 2,164.52/x
  3. Step 3: Cross multiply
    3,736.13x = 5,155.85 × 2,164.52
  4. Step 4: Simplify right side
    3,736.13x = 11,159,958.74
  5. Step 5: Solve for x
    x = 11,159,958.74/3,736.13
  6. Step 6: Final answer
    x = 2,987.04

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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.