Home / 4,100.12-5,657.19-2,332.70

Finding the Fourth Proportional to 4,100.12, 5,657.19 and 2,332.70

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Solution

The fourth proportional to 4,100.12, 5,657.19 and 2,332.70 is: 3,218.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,100.12 : 5,657.19 = 2,332.70 : x
  2. Step 2: Convert to fraction form
    4,100.12/5,657.19 = 2,332.70/x
  3. Step 3: Cross multiply
    4,100.12x = 5,657.19 × 2,332.70
  4. Step 4: Simplify right side
    4,100.12x = 13,196,524.42
  5. Step 5: Solve for x
    x = 13,196,524.42/4,100.12
  6. Step 6: Final answer
    x = 3,218.57

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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.