Home / 5,371.50-7,412.81-3,483.87

Finding the Fourth Proportional to 5,371.50, 7,412.81 and 3,483.87

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Solution

The fourth proportional to 5,371.50, 7,412.81 and 3,483.87 is: 4,807.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.50 : 7,412.81 = 3,483.87 : x
  2. Step 2: Convert to fraction form
    5,371.50/7,412.81 = 3,483.87/x
  3. Step 3: Cross multiply
    5,371.50x = 7,412.81 × 3,483.87
  4. Step 4: Simplify right side
    5,371.50x = 25,825,266.37
  5. Step 5: Solve for x
    x = 25,825,266.37/5,371.50
  6. Step 6: Final answer
    x = 4,807.83

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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.