Home / 2,262-3,120.06-1,631.46

Finding the Fourth Proportional to 2,262, 3,120.06 and 1,631.46

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Solution

The fourth proportional to 2,262, 3,120.06 and 1,631.46 is: 2,250.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262 : 3,120.06 = 1,631.46 : x
  2. Step 2: Convert to fraction form
    2,262/3,120.06 = 1,631.46/x
  3. Step 3: Cross multiply
    2,262x = 3,120.06 × 1,631.46
  4. Step 4: Simplify right side
    2,262x = 5,090,253.09
  5. Step 5: Solve for x
    x = 5,090,253.09/2,262
  6. Step 6: Final answer
    x = 2,250.33

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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.