Home / 9,919.85-14,869.26-4,650.44

Finding the Fourth Proportional to 9,919.85, 14,869.26 and 4,650.44

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Solution

The fourth proportional to 9,919.85, 14,869.26 and 4,650.44 is: 6,970.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,919.85 : 14,869.26 = 4,650.44 : x
  2. Step 2: Convert to fraction form
    9,919.85/14,869.26 = 4,650.44/x
  3. Step 3: Cross multiply
    9,919.85x = 14,869.26 × 4,650.44
  4. Step 4: Simplify right side
    9,919.85x = 69,148,527.13
  5. Step 5: Solve for x
    x = 69,148,527.13/9,919.85
  6. Step 6: Final answer
    x = 6,970.73

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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.