Home / 5,575.43-8,363.86-1,876.89

Finding the Fourth Proportional to 5,575.43, 8,363.86 and 1,876.89

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Solution

The fourth proportional to 5,575.43, 8,363.86 and 1,876.89 is: 2,815.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575.43 : 8,363.86 = 1,876.89 : x
  2. Step 2: Convert to fraction form
    5,575.43/8,363.86 = 1,876.89/x
  3. Step 3: Cross multiply
    5,575.43x = 8,363.86 × 1,876.89
  4. Step 4: Simplify right side
    5,575.43x = 15,698,024.82
  5. Step 5: Solve for x
    x = 15,698,024.82/5,575.43
  6. Step 6: Final answer
    x = 2,815.57

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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.