Home / 3,159.38-4,360.13-1,832.60

Finding the Fourth Proportional to 3,159.38, 4,360.13 and 1,832.60

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Solution

The fourth proportional to 3,159.38, 4,360.13 and 1,832.60 is: 2,529.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159.38 : 4,360.13 = 1,832.60 : x
  2. Step 2: Convert to fraction form
    3,159.38/4,360.13 = 1,832.60/x
  3. Step 3: Cross multiply
    3,159.38x = 4,360.13 × 1,832.60
  4. Step 4: Simplify right side
    3,159.38x = 7,990,374.24
  5. Step 5: Solve for x
    x = 7,990,374.24/3,159.38
  6. Step 6: Final answer
    x = 2,529.10

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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.