Home / 3,407.22-4,703.56-2,288.95

Finding the Fourth Proportional to 3,407.22, 4,703.56 and 2,288.95

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Solution

The fourth proportional to 3,407.22, 4,703.56 and 2,288.95 is: 3,159.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407.22 : 4,703.56 = 2,288.95 : x
  2. Step 2: Convert to fraction form
    3,407.22/4,703.56 = 2,288.95/x
  3. Step 3: Cross multiply
    3,407.22x = 4,703.56 × 2,288.95
  4. Step 4: Simplify right side
    3,407.22x = 10,766,190.14
  5. Step 5: Solve for x
    x = 10,766,190.14/3,407.22
  6. Step 6: Final answer
    x = 3,159.82

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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.