Home / 8,944.20-12,342.50-4,965.28

Finding the Fourth Proportional to 8,944.20, 12,342.50 and 4,965.28

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Solution

The fourth proportional to 8,944.20, 12,342.50 and 4,965.28 is: 6,851.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,944.20 : 12,342.50 = 4,965.28 : x
  2. Step 2: Convert to fraction form
    8,944.20/12,342.50 = 4,965.28/x
  3. Step 3: Cross multiply
    8,944.20x = 12,342.50 × 4,965.28
  4. Step 4: Simplify right side
    8,944.20x = 61,283,968.40
  5. Step 5: Solve for x
    x = 61,283,968.40/8,944.20
  6. Step 6: Final answer
    x = 6,851.81

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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.