Home / 5,326.48-7,991.34-1,862.92

Finding the Fourth Proportional to 5,326.48, 7,991.34 and 1,862.92

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Solution

The fourth proportional to 5,326.48, 7,991.34 and 1,862.92 is: 2,794.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326.48 : 7,991.34 = 1,862.92 : x
  2. Step 2: Convert to fraction form
    5,326.48/7,991.34 = 1,862.92/x
  3. Step 3: Cross multiply
    5,326.48x = 7,991.34 × 1,862.92
  4. Step 4: Simplify right side
    5,326.48x = 14,887,227.11
  5. Step 5: Solve for x
    x = 14,887,227.11/5,326.48
  6. Step 6: Final answer
    x = 2,794.95

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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.