Home / 10,927.60-16,388.97-4,264.27

Finding the Fourth Proportional to 10,927.60, 16,388.97 and 4,264.27

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Solution

The fourth proportional to 10,927.60, 16,388.97 and 4,264.27 is: 6,395.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927.60 : 16,388.97 = 4,264.27 : x
  2. Step 2: Convert to fraction form
    10,927.60/16,388.97 = 4,264.27/x
  3. Step 3: Cross multiply
    10,927.60x = 16,388.97 × 4,264.27
  4. Step 4: Simplify right side
    10,927.60x = 69,886,971.78
  5. Step 5: Solve for x
    x = 69,886,971.78/10,927.60
  6. Step 6: Final answer
    x = 6,395.45

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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.