Home / 9,947.43-14,919.93-4,103.28

Finding the Fourth Proportional to 9,947.43, 14,919.93 and 4,103.28

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Solution

The fourth proportional to 9,947.43, 14,919.93 and 4,103.28 is: 6,154.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,947.43 : 14,919.93 = 4,103.28 : x
  2. Step 2: Convert to fraction form
    9,947.43/14,919.93 = 4,103.28/x
  3. Step 3: Cross multiply
    9,947.43x = 14,919.93 × 4,103.28
  4. Step 4: Simplify right side
    9,947.43x = 61,220,650.37
  5. Step 5: Solve for x
    x = 61,220,650.37/9,947.43
  6. Step 6: Final answer
    x = 6,154.42

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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.