Home / 8,949.28-13,415.80-3,752.32

Finding the Fourth Proportional to 8,949.28, 13,415.80 and 3,752.32

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Solution

The fourth proportional to 8,949.28, 13,415.80 and 3,752.32 is: 5,625.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,949.28 : 13,415.80 = 3,752.32 : x
  2. Step 2: Convert to fraction form
    8,949.28/13,415.80 = 3,752.32/x
  3. Step 3: Cross multiply
    8,949.28x = 13,415.80 × 3,752.32
  4. Step 4: Simplify right side
    8,949.28x = 50,340,374.66
  5. Step 5: Solve for x
    x = 50,340,374.66/8,949.28
  6. Step 6: Final answer
    x = 5,625.08

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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.