Home / 3,437.01-5,148.32-2,198.12

Finding the Fourth Proportional to 3,437.01, 5,148.32 and 2,198.12

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Solution

The fourth proportional to 3,437.01, 5,148.32 and 2,198.12 is: 3,292.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437.01 : 5,148.32 = 2,198.12 : x
  2. Step 2: Convert to fraction form
    3,437.01/5,148.32 = 2,198.12/x
  3. Step 3: Cross multiply
    3,437.01x = 5,148.32 × 2,198.12
  4. Step 4: Simplify right side
    3,437.01x = 11,316,588.43
  5. Step 5: Solve for x
    x = 11,316,588.43/3,437.01
  6. Step 6: Final answer
    x = 3,292.57

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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.