Home / 9,881.90-14,828.32-4,042.61

Finding the Fourth Proportional to 9,881.90, 14,828.32 and 4,042.61

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Solution

The fourth proportional to 9,881.90, 14,828.32 and 4,042.61 is: 6,066.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,881.90 : 14,828.32 = 4,042.61 : x
  2. Step 2: Convert to fraction form
    9,881.90/14,828.32 = 4,042.61/x
  3. Step 3: Cross multiply
    9,881.90x = 14,828.32 × 4,042.61
  4. Step 4: Simplify right side
    9,881.90x = 59,945,078.49
  5. Step 5: Solve for x
    x = 59,945,078.49/9,881.90
  6. Step 6: Final answer
    x = 6,066.15

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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.