Home / 4,333.80-5,979.60-2,565.84

Finding the Fourth Proportional to 4,333.80, 5,979.60 and 2,565.84

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Solution

The fourth proportional to 4,333.80, 5,979.60 and 2,565.84 is: 3,540.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,333.80 : 5,979.60 = 2,565.84 : x
  2. Step 2: Convert to fraction form
    4,333.80/5,979.60 = 2,565.84/x
  3. Step 3: Cross multiply
    4,333.80x = 5,979.60 × 2,565.84
  4. Step 4: Simplify right side
    4,333.80x = 15,342,696.86
  5. Step 5: Solve for x
    x = 15,342,696.86/4,333.80
  6. Step 6: Final answer
    x = 3,540.24

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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.