Home / 8,927.88-13,374.54-6,871.56

Finding the Fourth Proportional to 8,927.88, 13,374.54 and 6,871.56

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Solution

The fourth proportional to 8,927.88, 13,374.54 and 6,871.56 is: 10,294.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,927.88 : 13,374.54 = 6,871.56 : x
  2. Step 2: Convert to fraction form
    8,927.88/13,374.54 = 6,871.56/x
  3. Step 3: Cross multiply
    8,927.88x = 13,374.54 × 6,871.56
  4. Step 4: Simplify right side
    8,927.88x = 91,903,954.08
  5. Step 5: Solve for x
    x = 91,903,954.08/8,927.88
  6. Step 6: Final answer
    x = 10,294.04

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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.