Home / 3,927.75-5,892.63-1,154.51

Finding the Fourth Proportional to 3,927.75, 5,892.63 and 1,154.51

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Solution

The fourth proportional to 3,927.75, 5,892.63 and 1,154.51 is: 1,732.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927.75 : 5,892.63 = 1,154.51 : x
  2. Step 2: Convert to fraction form
    3,927.75/5,892.63 = 1,154.51/x
  3. Step 3: Cross multiply
    3,927.75x = 5,892.63 × 1,154.51
  4. Step 4: Simplify right side
    3,927.75x = 6,803,100.26
  5. Step 5: Solve for x
    x = 6,803,100.26/3,927.75
  6. Step 6: Final answer
    x = 1,732.06

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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.