Home / 7,378.11-10,181.97-4,394.52

Finding the Fourth Proportional to 7,378.11, 10,181.97 and 4,394.52

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Solution

The fourth proportional to 7,378.11, 10,181.97 and 4,394.52 is: 6,064.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,378.11 : 10,181.97 = 4,394.52 : x
  2. Step 2: Convert to fraction form
    7,378.11/10,181.97 = 4,394.52/x
  3. Step 3: Cross multiply
    7,378.11x = 10,181.97 × 4,394.52
  4. Step 4: Simplify right side
    7,378.11x = 44,744,870.80
  5. Step 5: Solve for x
    x = 44,744,870.80/7,378.11
  6. Step 6: Final answer
    x = 6,064.54

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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.