Home / 9,947.94-14,919.60-4,398.28

Finding the Fourth Proportional to 9,947.94, 14,919.60 and 4,398.28

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Solution

The fourth proportional to 9,947.94, 14,919.60 and 4,398.28 is: 6,596.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,947.94 : 14,919.60 = 4,398.28 : x
  2. Step 2: Convert to fraction form
    9,947.94/14,919.60 = 4,398.28/x
  3. Step 3: Cross multiply
    9,947.94x = 14,919.60 × 4,398.28
  4. Step 4: Simplify right side
    9,947.94x = 65,620,578.29
  5. Step 5: Solve for x
    x = 65,620,578.29/9,947.94
  6. Step 6: Final answer
    x = 6,596.40

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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.