Home / 1,828.31-2,522.21-1,270.08

Finding the Fourth Proportional to 1,828.31, 2,522.21 and 1,270.08

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Solution

The fourth proportional to 1,828.31, 2,522.21 and 1,270.08 is: 1,752.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828.31 : 2,522.21 = 1,270.08 : x
  2. Step 2: Convert to fraction form
    1,828.31/2,522.21 = 1,270.08/x
  3. Step 3: Cross multiply
    1,828.31x = 2,522.21 × 1,270.08
  4. Step 4: Simplify right side
    1,828.31x = 3,203,402.13
  5. Step 5: Solve for x
    x = 3,203,402.13/1,828.31
  6. Step 6: Final answer
    x = 1,752.12

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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.