Home / 2,040.12-3,058.44-807.24

Finding the Fourth Proportional to 2,040.12, 3,058.44 and 807.24

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Solution

The fourth proportional to 2,040.12, 3,058.44 and 807.24 is: 1,210.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.12 : 3,058.44 = 807.24 : x
  2. Step 2: Convert to fraction form
    2,040.12/3,058.44 = 807.24/x
  3. Step 3: Cross multiply
    2,040.12x = 3,058.44 × 807.24
  4. Step 4: Simplify right side
    2,040.12x = 2,468,895.11
  5. Step 5: Solve for x
    x = 2,468,895.11/2,040.12
  6. Step 6: Final answer
    x = 1,210.17

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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.