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Finding the Fourth Proportional to 6,374.18, 8,793.91 and 4,699.57

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Solution

The fourth proportional to 6,374.18, 8,793.91 and 4,699.57 is: 6,483.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,374.18 : 8,793.91 = 4,699.57 : x
  2. Step 2: Convert to fraction form
    6,374.18/8,793.91 = 4,699.57/x
  3. Step 3: Cross multiply
    6,374.18x = 8,793.91 × 4,699.57
  4. Step 4: Simplify right side
    6,374.18x = 41,327,595.62
  5. Step 5: Solve for x
    x = 41,327,595.62/6,374.18
  6. Step 6: Final answer
    x = 6,483.59

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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.