Home / 5,488.90-8,233.32-1,791.14

Finding the Fourth Proportional to 5,488.90, 8,233.32 and 1,791.14

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Solution

The fourth proportional to 5,488.90, 8,233.32 and 1,791.14 is: 2,686.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488.90 : 8,233.32 = 1,791.14 : x
  2. Step 2: Convert to fraction form
    5,488.90/8,233.32 = 1,791.14/x
  3. Step 3: Cross multiply
    5,488.90x = 8,233.32 × 1,791.14
  4. Step 4: Simplify right side
    5,488.90x = 14,746,989.30
  5. Step 5: Solve for x
    x = 14,746,989.30/5,488.90
  6. Step 6: Final answer
    x = 2,686.69

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1.5x scale

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.