Home / 5,374.68-7,417.02-3,016.80

Finding the Fourth Proportional to 5,374.68, 7,417.02 and 3,016.80

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Solution

The fourth proportional to 5,374.68, 7,417.02 and 3,016.80 is: 4,163.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374.68 : 7,417.02 = 3,016.80 : x
  2. Step 2: Convert to fraction form
    5,374.68/7,417.02 = 3,016.80/x
  3. Step 3: Cross multiply
    5,374.68x = 7,417.02 × 3,016.80
  4. Step 4: Simplify right side
    5,374.68x = 22,375,665.94
  5. Step 5: Solve for x
    x = 22,375,665.94/5,374.68
  6. Step 6: Final answer
    x = 4,163.16

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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.