Home / 2,441.35-3,644.35-2,145.77

Finding the Fourth Proportional to 2,441.35, 3,644.35 and 2,145.77

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Solution

The fourth proportional to 2,441.35, 3,644.35 and 2,145.77 is: 3,203.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,441.35 : 3,644.35 = 2,145.77 : x
  2. Step 2: Convert to fraction form
    2,441.35/3,644.35 = 2,145.77/x
  3. Step 3: Cross multiply
    2,441.35x = 3,644.35 × 2,145.77
  4. Step 4: Simplify right side
    2,441.35x = 7,819,947.48
  5. Step 5: Solve for x
    x = 7,819,947.48/2,441.35
  6. Step 6: Final answer
    x = 3,203.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.