Home / 1,726.69-2,382.01-1,167.35

Finding the Fourth Proportional to 1,726.69, 2,382.01 and 1,167.35

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Solution

The fourth proportional to 1,726.69, 2,382.01 and 1,167.35 is: 1,610.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726.69 : 2,382.01 = 1,167.35 : x
  2. Step 2: Convert to fraction form
    1,726.69/2,382.01 = 1,167.35/x
  3. Step 3: Cross multiply
    1,726.69x = 2,382.01 × 1,167.35
  4. Step 4: Simplify right side
    1,726.69x = 2,780,629.01
  5. Step 5: Solve for x
    x = 2,780,629.01/1,726.69
  6. Step 6: Final answer
    x = 1,610.39

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1.5x scale

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.