Home / 3,345.52-5,019.50-2,175.44

Finding the Fourth Proportional to 3,345.52, 5,019.50 and 2,175.44

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Solution

The fourth proportional to 3,345.52, 5,019.50 and 2,175.44 is: 3,263.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.52 : 5,019.50 = 2,175.44 : x
  2. Step 2: Convert to fraction form
    3,345.52/5,019.50 = 2,175.44/x
  3. Step 3: Cross multiply
    3,345.52x = 5,019.50 × 2,175.44
  4. Step 4: Simplify right side
    3,345.52x = 10,919,621.08
  5. Step 5: Solve for x
    x = 10,919,621.08/3,345.52
  6. Step 6: Final answer
    x = 3,263.95

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1.5x scale

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.