Home / 10,339.26-15,506.55-2,943.56

Finding the Fourth Proportional to 10,339.26, 15,506.55 and 2,943.56

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Solution

The fourth proportional to 10,339.26, 15,506.55 and 2,943.56 is: 4,414.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,339.26 : 15,506.55 = 2,943.56 : x
  2. Step 2: Convert to fraction form
    10,339.26/15,506.55 = 2,943.56/x
  3. Step 3: Cross multiply
    10,339.26x = 15,506.55 × 2,943.56
  4. Step 4: Simplify right side
    10,339.26x = 45,644,460.32
  5. Step 5: Solve for x
    x = 45,644,460.32/10,339.26
  6. Step 6: Final answer
    x = 4,414.67

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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.