Home / 5,948.39-8,920.99-1,787.47

Finding the Fourth Proportional to 5,948.39, 8,920.99 and 1,787.47

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Solution

The fourth proportional to 5,948.39, 8,920.99 and 1,787.47 is: 2,680.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,948.39 : 8,920.99 = 1,787.47 : x
  2. Step 2: Convert to fraction form
    5,948.39/8,920.99 = 1,787.47/x
  3. Step 3: Cross multiply
    5,948.39x = 8,920.99 × 1,787.47
  4. Step 4: Simplify right side
    5,948.39x = 15,945,971.87
  5. Step 5: Solve for x
    x = 15,945,971.87/5,948.39
  6. Step 6: Final answer
    x = 2,680.72

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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.