Home / 2,292.87-3,437.58-1,122.51

Finding the Fourth Proportional to 2,292.87, 3,437.58 and 1,122.51

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Solution

The fourth proportional to 2,292.87, 3,437.58 and 1,122.51 is: 1,682.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.87 : 3,437.58 = 1,122.51 : x
  2. Step 2: Convert to fraction form
    2,292.87/3,437.58 = 1,122.51/x
  3. Step 3: Cross multiply
    2,292.87x = 3,437.58 × 1,122.51
  4. Step 4: Simplify right side
    2,292.87x = 3,858,717.93
  5. Step 5: Solve for x
    x = 3,858,717.93/2,292.87
  6. Step 6: Final answer
    x = 1,682.92

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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.