Home / 5,574.60-8,365.68-2,979.36

Finding the Fourth Proportional to 5,574.60, 8,365.68 and 2,979.36

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Solution

The fourth proportional to 5,574.60, 8,365.68 and 2,979.36 is: 4,471.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,574.60 : 8,365.68 = 2,979.36 : x
  2. Step 2: Convert to fraction form
    5,574.60/8,365.68 = 2,979.36/x
  3. Step 3: Cross multiply
    5,574.60x = 8,365.68 × 2,979.36
  4. Step 4: Simplify right side
    5,574.60x = 24,924,372.36
  5. Step 5: Solve for x
    x = 24,924,372.36/5,574.60
  6. Step 6: Final answer
    x = 4,471.06

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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.