Home / 2,429.64-3,350.58-1,543.86

Finding the Fourth Proportional to 2,429.64, 3,350.58 and 1,543.86

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Solution

The fourth proportional to 2,429.64, 3,350.58 and 1,543.86 is: 2,129.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,429.64 : 3,350.58 = 1,543.86 : x
  2. Step 2: Convert to fraction form
    2,429.64/3,350.58 = 1,543.86/x
  3. Step 3: Cross multiply
    2,429.64x = 3,350.58 × 1,543.86
  4. Step 4: Simplify right side
    2,429.64x = 5,172,826.44
  5. Step 5: Solve for x
    x = 5,172,826.44/2,429.64
  6. Step 6: Final answer
    x = 2,129.05

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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.