Home / 9,979.36-14,968.44-2,959.08

Finding the Fourth Proportional to 9,979.36, 14,968.44 and 2,959.08

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Solution

The fourth proportional to 9,979.36, 14,968.44 and 2,959.08 is: 4,438.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,979.36 : 14,968.44 = 2,959.08 : x
  2. Step 2: Convert to fraction form
    9,979.36/14,968.44 = 2,959.08/x
  3. Step 3: Cross multiply
    9,979.36x = 14,968.44 × 2,959.08
  4. Step 4: Simplify right side
    9,979.36x = 44,292,811.44
  5. Step 5: Solve for x
    x = 44,292,811.44/9,979.36
  6. Step 6: Final answer
    x = 4,438.44

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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.