Home / 5,551.82-8,328.14-1,854.04

Finding the Fourth Proportional to 5,551.82, 8,328.14 and 1,854.04

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Solution

The fourth proportional to 5,551.82, 8,328.14 and 1,854.04 is: 2,781.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.82 : 8,328.14 = 1,854.04 : x
  2. Step 2: Convert to fraction form
    5,551.82/8,328.14 = 1,854.04/x
  3. Step 3: Cross multiply
    5,551.82x = 8,328.14 × 1,854.04
  4. Step 4: Simplify right side
    5,551.82x = 15,440,702.38
  5. Step 5: Solve for x
    x = 15,440,702.38/5,551.82
  6. Step 6: Final answer
    x = 2,781.20

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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.