Home / 3,721.59-5,582.87-1,966.67

Finding the Fourth Proportional to 3,721.59, 5,582.87 and 1,966.67

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Solution

The fourth proportional to 3,721.59, 5,582.87 and 1,966.67 is: 2,950.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721.59 : 5,582.87 = 1,966.67 : x
  2. Step 2: Convert to fraction form
    3,721.59/5,582.87 = 1,966.67/x
  3. Step 3: Cross multiply
    3,721.59x = 5,582.87 × 1,966.67
  4. Step 4: Simplify right side
    3,721.59x = 10,979,625.20
  5. Step 5: Solve for x
    x = 10,979,625.20/3,721.59
  6. Step 6: Final answer
    x = 2,950.25

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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.