Home / 5,788.54-7,988.20-3,135.95

Finding the Fourth Proportional to 5,788.54, 7,988.20 and 3,135.95

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Solution

The fourth proportional to 5,788.54, 7,988.20 and 3,135.95 is: 4,327.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,788.54 : 7,988.20 = 3,135.95 : x
  2. Step 2: Convert to fraction form
    5,788.54/7,988.20 = 3,135.95/x
  3. Step 3: Cross multiply
    5,788.54x = 7,988.20 × 3,135.95
  4. Step 4: Simplify right side
    5,788.54x = 25,050,595.79
  5. Step 5: Solve for x
    x = 25,050,595.79/5,788.54
  6. Step 6: Final answer
    x = 4,327.62

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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.