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Finding the Fourth Proportional to 5,834.70, 8,747.60 and 2,915.06

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Solution

The fourth proportional to 5,834.70, 8,747.60 and 2,915.06 is: 4,370.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,834.70 : 8,747.60 = 2,915.06 : x
  2. Step 2: Convert to fraction form
    5,834.70/8,747.60 = 2,915.06/x
  3. Step 3: Cross multiply
    5,834.70x = 8,747.60 × 2,915.06
  4. Step 4: Simplify right side
    5,834.70x = 25,499,720.54
  5. Step 5: Solve for x
    x = 25,499,720.54/5,834.70
  6. Step 6: Final answer
    x = 4,370.36

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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.