Home / 3,062.68-4,227.46-1,803.65

Finding the Fourth Proportional to 3,062.68, 4,227.46 and 1,803.65

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Solution

The fourth proportional to 3,062.68, 4,227.46 and 1,803.65 is: 2,489.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.68 : 4,227.46 = 1,803.65 : x
  2. Step 2: Convert to fraction form
    3,062.68/4,227.46 = 1,803.65/x
  3. Step 3: Cross multiply
    3,062.68x = 4,227.46 × 1,803.65
  4. Step 4: Simplify right side
    3,062.68x = 7,624,832.58
  5. Step 5: Solve for x
    x = 7,624,832.58/3,062.68
  6. Step 6: Final answer
    x = 2,489.60

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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.