Home / 2,230.65-3,341.42-1,057.09

Finding the Fourth Proportional to 2,230.65, 3,341.42 and 1,057.09

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Solution

The fourth proportional to 2,230.65, 3,341.42 and 1,057.09 is: 1,583.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230.65 : 3,341.42 = 1,057.09 : x
  2. Step 2: Convert to fraction form
    2,230.65/3,341.42 = 1,057.09/x
  3. Step 3: Cross multiply
    2,230.65x = 3,341.42 × 1,057.09
  4. Step 4: Simplify right side
    2,230.65x = 3,532,187.66
  5. Step 5: Solve for x
    x = 3,532,187.66/2,230.65
  6. Step 6: Final answer
    x = 1,583.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.