Home / 5,326.08-7,988.88-2,040.72

Finding the Fourth Proportional to 5,326.08, 7,988.88 and 2,040.72

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Solution

The fourth proportional to 5,326.08, 7,988.88 and 2,040.72 is: 3,060.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326.08 : 7,988.88 = 2,040.72 : x
  2. Step 2: Convert to fraction form
    5,326.08/7,988.88 = 2,040.72/x
  3. Step 3: Cross multiply
    5,326.08x = 7,988.88 × 2,040.72
  4. Step 4: Simplify right side
    5,326.08x = 16,303,067.19
  5. Step 5: Solve for x
    x = 16,303,067.19/5,326.08
  6. Step 6: Final answer
    x = 3,060.99

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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.