Home / 10,474.11-15,703.82-4,924.60

Finding the Fourth Proportional to 10,474.11, 15,703.82 and 4,924.60

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Solution

The fourth proportional to 10,474.11, 15,703.82 and 4,924.60 is: 7,383.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,474.11 : 15,703.82 = 4,924.60 : x
  2. Step 2: Convert to fraction form
    10,474.11/15,703.82 = 4,924.60/x
  3. Step 3: Cross multiply
    10,474.11x = 15,703.82 × 4,924.60
  4. Step 4: Simplify right side
    10,474.11x = 77,335,031.97
  5. Step 5: Solve for x
    x = 77,335,031.97/10,474.11
  6. Step 6: Final answer
    x = 7,383.45

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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.