Home / 5,238.29-7,853.66-1,726.33

Finding the Fourth Proportional to 5,238.29, 7,853.66 and 1,726.33

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Solution

The fourth proportional to 5,238.29, 7,853.66 and 1,726.33 is: 2,588.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,238.29 : 7,853.66 = 1,726.33 : x
  2. Step 2: Convert to fraction form
    5,238.29/7,853.66 = 1,726.33/x
  3. Step 3: Cross multiply
    5,238.29x = 7,853.66 × 1,726.33
  4. Step 4: Simplify right side
    5,238.29x = 13,558,001.80
  5. Step 5: Solve for x
    x = 13,558,001.80/5,238.29
  6. Step 6: Final answer
    x = 2,588.25

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1.5x scale

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.