Home / 1,699.44-2,344.32-1,202.10

Finding the Fourth Proportional to 1,699.44, 2,344.32 and 1,202.10

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Solution

The fourth proportional to 1,699.44, 2,344.32 and 1,202.10 is: 1,658.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699.44 : 2,344.32 = 1,202.10 : x
  2. Step 2: Convert to fraction form
    1,699.44/2,344.32 = 1,202.10/x
  3. Step 3: Cross multiply
    1,699.44x = 2,344.32 × 1,202.10
  4. Step 4: Simplify right side
    1,699.44x = 2,818,107.07
  5. Step 5: Solve for x
    x = 2,818,107.07/1,699.44
  6. Step 6: Final answer
    x = 1,658.26

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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.