Home / 9,818.89-14,717.07-4,877.48

Finding the Fourth Proportional to 9,818.89, 14,717.07 and 4,877.48

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Solution

The fourth proportional to 9,818.89, 14,717.07 and 4,877.48 is: 7,310.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,818.89 : 14,717.07 = 4,877.48 : x
  2. Step 2: Convert to fraction form
    9,818.89/14,717.07 = 4,877.48/x
  3. Step 3: Cross multiply
    9,818.89x = 14,717.07 × 4,877.48
  4. Step 4: Simplify right side
    9,818.89x = 71,782,214.58
  5. Step 5: Solve for x
    x = 71,782,214.58/9,818.89
  6. Step 6: Final answer
    x = 7,310.62

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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.