Home / 2,641.05-3,957.93-1,543.91

Finding the Fourth Proportional to 2,641.05, 3,957.93 and 1,543.91

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Solution

The fourth proportional to 2,641.05, 3,957.93 and 1,543.91 is: 2,313.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,641.05 : 3,957.93 = 1,543.91 : x
  2. Step 2: Convert to fraction form
    2,641.05/3,957.93 = 1,543.91/x
  3. Step 3: Cross multiply
    2,641.05x = 3,957.93 × 1,543.91
  4. Step 4: Simplify right side
    2,641.05x = 6,110,667.92
  5. Step 5: Solve for x
    x = 6,110,667.92/2,641.05
  6. Step 6: Final answer
    x = 2,313.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.