Home / 2,441.12-3,366.80-2,145.76

Finding the Fourth Proportional to 2,441.12, 3,366.80 and 2,145.76

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Solution

The fourth proportional to 2,441.12, 3,366.80 and 2,145.76 is: 2,959.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,441.12 : 3,366.80 = 2,145.76 : x
  2. Step 2: Convert to fraction form
    2,441.12/3,366.80 = 2,145.76/x
  3. Step 3: Cross multiply
    2,441.12x = 3,366.80 × 2,145.76
  4. Step 4: Simplify right side
    2,441.12x = 7,224,344.77
  5. Step 5: Solve for x
    x = 7,224,344.77/2,441.12
  6. Step 6: Final answer
    x = 2,959.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.