Home / 2,249.95-3,375.68-1,417.64

Finding the Fourth Proportional to 2,249.95, 3,375.68 and 1,417.64

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Solution

The fourth proportional to 2,249.95, 3,375.68 and 1,417.64 is: 2,126.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249.95 : 3,375.68 = 1,417.64 : x
  2. Step 2: Convert to fraction form
    2,249.95/3,375.68 = 1,417.64/x
  3. Step 3: Cross multiply
    2,249.95x = 3,375.68 × 1,417.64
  4. Step 4: Simplify right side
    2,249.95x = 4,785,483.89
  5. Step 5: Solve for x
    x = 4,785,483.89/2,249.95
  6. Step 6: Final answer
    x = 2,126.93

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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.