Home / 9,880.89-14,827.19-3,645.29

Finding the Fourth Proportional to 9,880.89, 14,827.19 and 3,645.29

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Solution

The fourth proportional to 9,880.89, 14,827.19 and 3,645.29 is: 5,470.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,880.89 : 14,827.19 = 3,645.29 : x
  2. Step 2: Convert to fraction form
    9,880.89/14,827.19 = 3,645.29/x
  3. Step 3: Cross multiply
    9,880.89x = 14,827.19 × 3,645.29
  4. Step 4: Simplify right side
    9,880.89x = 54,049,315.07
  5. Step 5: Solve for x
    x = 54,049,315.07/9,880.89
  6. Step 6: Final answer
    x = 5,470.09

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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.