Home / 3,320.21-4,981.44-1,566.54

Finding the Fourth Proportional to 3,320.21, 4,981.44 and 1,566.54

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Solution

The fourth proportional to 3,320.21, 4,981.44 and 1,566.54 is: 2,350.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.21 : 4,981.44 = 1,566.54 : x
  2. Step 2: Convert to fraction form
    3,320.21/4,981.44 = 1,566.54/x
  3. Step 3: Cross multiply
    3,320.21x = 4,981.44 × 1,566.54
  4. Step 4: Simplify right side
    3,320.21x = 7,803,625.02
  5. Step 5: Solve for x
    x = 7,803,625.02/3,320.21
  6. Step 6: Final answer
    x = 2,350.34

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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.