Home / 3,159.26-4,359.48-1,832.66

Finding the Fourth Proportional to 3,159.26, 4,359.48 and 1,832.66

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Solution

The fourth proportional to 3,159.26, 4,359.48 and 1,832.66 is: 2,528.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159.26 : 4,359.48 = 1,832.66 : x
  2. Step 2: Convert to fraction form
    3,159.26/4,359.48 = 1,832.66/x
  3. Step 3: Cross multiply
    3,159.26x = 4,359.48 × 1,832.66
  4. Step 4: Simplify right side
    3,159.26x = 7,989,444.62
  5. Step 5: Solve for x
    x = 7,989,444.62/3,159.26
  6. Step 6: Final answer
    x = 2,528.90

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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.