Home / 1,699.12-2,344.64-1,035.89

Finding the Fourth Proportional to 1,699.12, 2,344.64 and 1,035.89

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Solution

The fourth proportional to 1,699.12, 2,344.64 and 1,035.89 is: 1,429.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699.12 : 2,344.64 = 1,035.89 : x
  2. Step 2: Convert to fraction form
    1,699.12/2,344.64 = 1,035.89/x
  3. Step 3: Cross multiply
    1,699.12x = 2,344.64 × 1,035.89
  4. Step 4: Simplify right side
    1,699.12x = 2,428,789.13
  5. Step 5: Solve for x
    x = 2,428,789.13/1,699.12
  6. Step 6: Final answer
    x = 1,429.44

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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.