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Finding the Fourth Proportional to 4,793.64, 6,615.18 and 2,697.72

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Solution

The fourth proportional to 4,793.64, 6,615.18 and 2,697.72 is: 3,722.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,793.64 : 6,615.18 = 2,697.72 : x
  2. Step 2: Convert to fraction form
    4,793.64/6,615.18 = 2,697.72/x
  3. Step 3: Cross multiply
    4,793.64x = 6,615.18 × 2,697.72
  4. Step 4: Simplify right side
    4,793.64x = 17,845,903.39
  5. Step 5: Solve for x
    x = 17,845,903.39/4,793.64
  6. Step 6: Final answer
    x = 3,722.83

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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.