Home / 4,101.36-5,659.68-2,332.80

Finding the Fourth Proportional to 4,101.36, 5,659.68 and 2,332.80

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Solution

The fourth proportional to 4,101.36, 5,659.68 and 2,332.80 is: 3,219.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.36 : 5,659.68 = 2,332.80 : x
  2. Step 2: Convert to fraction form
    4,101.36/5,659.68 = 2,332.80/x
  3. Step 3: Cross multiply
    4,101.36x = 5,659.68 × 2,332.80
  4. Step 4: Simplify right side
    4,101.36x = 13,202,901.50
  5. Step 5: Solve for x
    x = 13,202,901.50/4,101.36
  6. Step 6: Final answer
    x = 3,219.15

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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.