Home / 4,238.46-5,847.96-2,642.61

Finding the Fourth Proportional to 4,238.46, 5,847.96 and 2,642.61

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Solution

The fourth proportional to 4,238.46, 5,847.96 and 2,642.61 is: 3,646.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,238.46 : 5,847.96 = 2,642.61 : x
  2. Step 2: Convert to fraction form
    4,238.46/5,847.96 = 2,642.61/x
  3. Step 3: Cross multiply
    4,238.46x = 5,847.96 × 2,642.61
  4. Step 4: Simplify right side
    4,238.46x = 15,453,877.58
  5. Step 5: Solve for x
    x = 15,453,877.58/4,238.46
  6. Step 6: Final answer
    x = 3,646.11

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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.