Home / 3,659.40-5,050.80-2,332.08

Finding the Fourth Proportional to 3,659.40, 5,050.80 and 2,332.08

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Solution

The fourth proportional to 3,659.40, 5,050.80 and 2,332.08 is: 3,218.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,659.40 : 5,050.80 = 2,332.08 : x
  2. Step 2: Convert to fraction form
    3,659.40/5,050.80 = 2,332.08/x
  3. Step 3: Cross multiply
    3,659.40x = 5,050.80 × 2,332.08
  4. Step 4: Simplify right side
    3,659.40x = 11,778,869.66
  5. Step 5: Solve for x
    x = 11,778,869.66/3,659.40
  6. Step 6: Final answer
    x = 3,218.80

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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.