Home / 10,641.81-15,963.62-3,626.66

Finding the Fourth Proportional to 10,641.81, 15,963.62 and 3,626.66

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Solution

The fourth proportional to 10,641.81, 15,963.62 and 3,626.66 is: 5,440.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,641.81 : 15,963.62 = 3,626.66 : x
  2. Step 2: Convert to fraction form
    10,641.81/15,963.62 = 3,626.66/x
  3. Step 3: Cross multiply
    10,641.81x = 15,963.62 × 3,626.66
  4. Step 4: Simplify right side
    10,641.81x = 57,894,636.74
  5. Step 5: Solve for x
    x = 57,894,636.74/10,641.81
  6. Step 6: Final answer
    x = 5,440.30

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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.