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Finding the Fourth Proportional to 6,524.70, 9,787.05 and 4,556.40

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Solution

The fourth proportional to 6,524.70, 9,787.05 and 4,556.40 is: 6,834.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,524.70 : 9,787.05 = 4,556.40 : x
  2. Step 2: Convert to fraction form
    6,524.70/9,787.05 = 4,556.40/x
  3. Step 3: Cross multiply
    6,524.70x = 9,787.05 × 4,556.40
  4. Step 4: Simplify right side
    6,524.70x = 44,593,714.62
  5. Step 5: Solve for x
    x = 44,593,714.62/6,524.70
  6. Step 6: Final answer
    x = 6,834.60

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Similar ratio
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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.