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Finding the Fourth Proportional to 5,913.54, 8,153.07 and 4,847.34

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Solution

The fourth proportional to 5,913.54, 8,153.07 and 4,847.34 is: 6,683.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,913.54 : 8,153.07 = 4,847.34 : x
  2. Step 2: Convert to fraction form
    5,913.54/8,153.07 = 4,847.34/x
  3. Step 3: Cross multiply
    5,913.54x = 8,153.07 × 4,847.34
  4. Step 4: Simplify right side
    5,913.54x = 39,520,702.33
  5. Step 5: Solve for x
    x = 39,520,702.33/5,913.54
  6. Step 6: Final answer
    x = 6,683.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.