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Finding the Fourth Proportional to 5,916.75, 8,874.07 and 1,967.61

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Solution

The fourth proportional to 5,916.75, 8,874.07 and 1,967.61 is: 2,951.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,916.75 : 8,874.07 = 1,967.61 : x
  2. Step 2: Convert to fraction form
    5,916.75/8,874.07 = 1,967.61/x
  3. Step 3: Cross multiply
    5,916.75x = 8,874.07 × 1,967.61
  4. Step 4: Simplify right side
    5,916.75x = 17,460,698.38
  5. Step 5: Solve for x
    x = 17,460,698.38/5,916.75
  6. Step 6: Final answer
    x = 2,951.06

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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.