Home / 8,364.38-12,547.14-2,441.31

Finding the Fourth Proportional to 8,364.38, 12,547.14 and 2,441.31

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Solution

The fourth proportional to 8,364.38, 12,547.14 and 2,441.31 is: 3,662.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,364.38 : 12,547.14 = 2,441.31 : x
  2. Step 2: Convert to fraction form
    8,364.38/12,547.14 = 2,441.31/x
  3. Step 3: Cross multiply
    8,364.38x = 12,547.14 × 2,441.31
  4. Step 4: Simplify right side
    8,364.38x = 30,631,511.15
  5. Step 5: Solve for x
    x = 30,631,511.15/8,364.38
  6. Step 6: Final answer
    x = 3,662.14

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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.