Home / 5,287.68-7,926.66-1,822.50

Finding the Fourth Proportional to 5,287.68, 7,926.66 and 1,822.50

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Solution

The fourth proportional to 5,287.68, 7,926.66 and 1,822.50 is: 2,732.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,287.68 : 7,926.66 = 1,822.50 : x
  2. Step 2: Convert to fraction form
    5,287.68/7,926.66 = 1,822.50/x
  3. Step 3: Cross multiply
    5,287.68x = 7,926.66 × 1,822.50
  4. Step 4: Simplify right side
    5,287.68x = 14,446,337.85
  5. Step 5: Solve for x
    x = 14,446,337.85/5,287.68
  6. Step 6: Final answer
    x = 2,732.07

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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.