Home / 3,575.75-5,363.62-1,265.63

Finding the Fourth Proportional to 3,575.75, 5,363.62 and 1,265.63

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Solution

The fourth proportional to 3,575.75, 5,363.62 and 1,265.63 is: 1,898.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.75 : 5,363.62 = 1,265.63 : x
  2. Step 2: Convert to fraction form
    3,575.75/5,363.62 = 1,265.63/x
  3. Step 3: Cross multiply
    3,575.75x = 5,363.62 × 1,265.63
  4. Step 4: Simplify right side
    3,575.75x = 6,788,328.40
  5. Step 5: Solve for x
    x = 6,788,328.40/3,575.75
  6. Step 6: Final answer
    x = 1,898.44

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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.