Home / 3,062.92-4,228.26-1,803.57

Finding the Fourth Proportional to 3,062.92, 4,228.26 and 1,803.57

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Solution

The fourth proportional to 3,062.92, 4,228.26 and 1,803.57 is: 2,489.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.92 : 4,228.26 = 1,803.57 : x
  2. Step 2: Convert to fraction form
    3,062.92/4,228.26 = 1,803.57/x
  3. Step 3: Cross multiply
    3,062.92x = 4,228.26 × 1,803.57
  4. Step 4: Simplify right side
    3,062.92x = 7,625,962.89
  5. Step 5: Solve for x
    x = 7,625,962.89/3,062.92
  6. Step 6: Final answer
    x = 2,489.77

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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.