Home / 10,378.26-15,568.00-2,982.56

Finding the Fourth Proportional to 10,378.26, 15,568.00 and 2,982.56

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Solution

The fourth proportional to 10,378.26, 15,568.00 and 2,982.56 is: 4,474.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,378.26 : 15,568.00 = 2,982.56 : x
  2. Step 2: Convert to fraction form
    10,378.26/15,568.00 = 2,982.56/x
  3. Step 3: Cross multiply
    10,378.26x = 15,568.00 × 2,982.56
  4. Step 4: Simplify right side
    10,378.26x = 46,432,408.78
  5. Step 5: Solve for x
    x = 46,432,408.78/10,378.26
  6. Step 6: Final answer
    x = 4,474.01

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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.