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Finding the Fourth Proportional to 4,793.28, 6,615.04 and 2,697.28

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Solution

The fourth proportional to 4,793.28, 6,615.04 and 2,697.28 is: 3,722.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,793.28 : 6,615.04 = 2,697.28 : x
  2. Step 2: Convert to fraction form
    4,793.28/6,615.04 = 2,697.28/x
  3. Step 3: Cross multiply
    4,793.28x = 6,615.04 × 2,697.28
  4. Step 4: Simplify right side
    4,793.28x = 17,842,615.09
  5. Step 5: Solve for x
    x = 17,842,615.09/4,793.28
  6. Step 6: Final answer
    x = 3,722.42

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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.