Home / 5,057.47-6,979.35-2,933.44

Finding the Fourth Proportional to 5,057.47, 6,979.35 and 2,933.44

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Solution

The fourth proportional to 5,057.47, 6,979.35 and 2,933.44 is: 4,048.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,057.47 : 6,979.35 = 2,933.44 : x
  2. Step 2: Convert to fraction form
    5,057.47/6,979.35 = 2,933.44/x
  3. Step 3: Cross multiply
    5,057.47x = 6,979.35 × 2,933.44
  4. Step 4: Simplify right side
    5,057.47x = 20,473,504.46
  5. Step 5: Solve for x
    x = 20,473,504.46/5,057.47
  6. Step 6: Final answer
    x = 4,048.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.