Home / 3,168.15-4,372.01-1,751.92

Finding the Fourth Proportional to 3,168.15, 4,372.01 and 1,751.92

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Solution

The fourth proportional to 3,168.15, 4,372.01 and 1,751.92 is: 2,417.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.15 : 4,372.01 = 1,751.92 : x
  2. Step 2: Convert to fraction form
    3,168.15/4,372.01 = 1,751.92/x
  3. Step 3: Cross multiply
    3,168.15x = 4,372.01 × 1,751.92
  4. Step 4: Simplify right side
    3,168.15x = 7,659,403.00
  5. Step 5: Solve for x
    x = 7,659,403.00/3,168.15
  6. Step 6: Final answer
    x = 2,417.63

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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.