Home / 10,974.56-16,456.68-4,734.32

Finding the Fourth Proportional to 10,974.56, 16,456.68 and 4,734.32

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Solution

The fourth proportional to 10,974.56, 16,456.68 and 4,734.32 is: 7,099.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,974.56 : 16,456.68 = 4,734.32 : x
  2. Step 2: Convert to fraction form
    10,974.56/16,456.68 = 4,734.32/x
  3. Step 3: Cross multiply
    10,974.56x = 16,456.68 × 4,734.32
  4. Step 4: Simplify right side
    10,974.56x = 77,911,189.26
  5. Step 5: Solve for x
    x = 77,911,189.26/10,974.56
  6. Step 6: Final answer
    x = 7,099.25

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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.