Home / 11,377.95-17,065.31-3,585.75

Finding the Fourth Proportional to 11,377.95, 17,065.31 and 3,585.75

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Solution

The fourth proportional to 11,377.95, 17,065.31 and 3,585.75 is: 5,378.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,377.95 : 17,065.31 = 3,585.75 : x
  2. Step 2: Convert to fraction form
    11,377.95/17,065.31 = 3,585.75/x
  3. Step 3: Cross multiply
    11,377.95x = 17,065.31 × 3,585.75
  4. Step 4: Simplify right side
    11,377.95x = 61,191,917.40
  5. Step 5: Solve for x
    x = 61,191,917.40/11,377.95
  6. Step 6: Final answer
    x = 5,378.11

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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.