Home / 5,802.46-8,007.40-3,149.87

Finding the Fourth Proportional to 5,802.46, 8,007.40 and 3,149.87

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Solution

The fourth proportional to 5,802.46, 8,007.40 and 3,149.87 is: 4,346.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,802.46 : 8,007.40 = 3,149.87 : x
  2. Step 2: Convert to fraction form
    5,802.46/8,007.40 = 3,149.87/x
  3. Step 3: Cross multiply
    5,802.46x = 8,007.40 × 3,149.87
  4. Step 4: Simplify right side
    5,802.46x = 25,222,269.04
  5. Step 5: Solve for x
    x = 25,222,269.04/5,802.46
  6. Step 6: Final answer
    x = 4,346.82

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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.