Home / 5,284.11-7,928.07-2,475.39

Finding the Fourth Proportional to 5,284.11, 7,928.07 and 2,475.39

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Solution

The fourth proportional to 5,284.11, 7,928.07 and 2,475.39 is: 3,713.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284.11 : 7,928.07 = 2,475.39 : x
  2. Step 2: Convert to fraction form
    5,284.11/7,928.07 = 2,475.39/x
  3. Step 3: Cross multiply
    5,284.11x = 7,928.07 × 2,475.39
  4. Step 4: Simplify right side
    5,284.11x = 19,625,065.20
  5. Step 5: Solve for x
    x = 19,625,065.20/5,284.11
  6. Step 6: Final answer
    x = 3,713.98

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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.