Home / 9,290.71-13,927.85-3,443.23

Finding the Fourth Proportional to 9,290.71, 13,927.85 and 3,443.23

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Solution

The fourth proportional to 9,290.71, 13,927.85 and 3,443.23 is: 5,161.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,290.71 : 13,927.85 = 3,443.23 : x
  2. Step 2: Convert to fraction form
    9,290.71/13,927.85 = 3,443.23/x
  3. Step 3: Cross multiply
    9,290.71x = 13,927.85 × 3,443.23
  4. Step 4: Simplify right side
    9,290.71x = 47,956,790.96
  5. Step 5: Solve for x
    x = 47,956,790.96/9,290.71
  6. Step 6: Final answer
    x = 5,161.80

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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.