Home / 1,789.26-2,681.14-1,058.02

Finding the Fourth Proportional to 1,789.26, 2,681.14 and 1,058.02

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Solution

The fourth proportional to 1,789.26, 2,681.14 and 1,058.02 is: 1,585.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789.26 : 2,681.14 = 1,058.02 : x
  2. Step 2: Convert to fraction form
    1,789.26/2,681.14 = 1,058.02/x
  3. Step 3: Cross multiply
    1,789.26x = 2,681.14 × 1,058.02
  4. Step 4: Simplify right side
    1,789.26x = 2,836,699.74
  5. Step 5: Solve for x
    x = 2,836,699.74/1,789.26
  6. Step 6: Final answer
    x = 1,585.40

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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.