Home / 9,979.16-14,968.80-2,583.11

Finding the Fourth Proportional to 9,979.16, 14,968.80 and 2,583.11

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Solution

The fourth proportional to 9,979.16, 14,968.80 and 2,583.11 is: 3,874.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,979.16 : 14,968.80 = 2,583.11 : x
  2. Step 2: Convert to fraction form
    9,979.16/14,968.80 = 2,583.11/x
  3. Step 3: Cross multiply
    9,979.16x = 14,968.80 × 2,583.11
  4. Step 4: Simplify right side
    9,979.16x = 38,666,056.97
  5. Step 5: Solve for x
    x = 38,666,056.97/9,979.16
  6. Step 6: Final answer
    x = 3,874.68

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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.