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Finding the Fourth Proportional to 4,793.57, 6,615.12 and 2,697.74

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Solution

The fourth proportional to 4,793.57, 6,615.12 and 2,697.74 is: 3,722.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,793.57 : 6,615.12 = 2,697.74 : x
  2. Step 2: Convert to fraction form
    4,793.57/6,615.12 = 2,697.74/x
  3. Step 3: Cross multiply
    4,793.57x = 6,615.12 × 2,697.74
  4. Step 4: Simplify right side
    4,793.57x = 17,845,827.26
  5. Step 5: Solve for x
    x = 17,845,827.26/4,793.57
  6. Step 6: Final answer
    x = 3,722.87

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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.