Home / 9,881.26-14,827.70-3,645.62

Finding the Fourth Proportional to 9,881.26, 14,827.70 and 3,645.62

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Solution

The fourth proportional to 9,881.26, 14,827.70 and 3,645.62 is: 5,470.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,881.26 : 14,827.70 = 3,645.62 : x
  2. Step 2: Convert to fraction form
    9,881.26/14,827.70 = 3,645.62/x
  3. Step 3: Cross multiply
    9,881.26x = 14,827.70 × 3,645.62
  4. Step 4: Simplify right side
    9,881.26x = 54,056,159.67
  5. Step 5: Solve for x
    x = 54,056,159.67/9,881.26
  6. Step 6: Final answer
    x = 5,470.57

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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.