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Finding the Fourth Proportional to 6,888.44, 10,332.48 and 1,958.42

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Solution

The fourth proportional to 6,888.44, 10,332.48 and 1,958.42 is: 2,937.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,888.44 : 10,332.48 = 1,958.42 : x
  2. Step 2: Convert to fraction form
    6,888.44/10,332.48 = 1,958.42/x
  3. Step 3: Cross multiply
    6,888.44x = 10,332.48 × 1,958.42
  4. Step 4: Simplify right side
    6,888.44x = 20,235,335.48
  5. Step 5: Solve for x
    x = 20,235,335.48/6,888.44
  6. Step 6: Final answer
    x = 2,937.58

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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.