Home / 3,302.43-4,557.77-1,976.86

Finding the Fourth Proportional to 3,302.43, 4,557.77 and 1,976.86

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Solution

The fourth proportional to 3,302.43, 4,557.77 and 1,976.86 is: 2,728.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,302.43 : 4,557.77 = 1,976.86 : x
  2. Step 2: Convert to fraction form
    3,302.43/4,557.77 = 1,976.86/x
  3. Step 3: Cross multiply
    3,302.43x = 4,557.77 × 1,976.86
  4. Step 4: Simplify right side
    3,302.43x = 9,010,073.20
  5. Step 5: Solve for x
    x = 9,010,073.20/3,302.43
  6. Step 6: Final answer
    x = 2,728.32

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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.