Home / 10,772.23-16,149.63-4,844.78

Finding the Fourth Proportional to 10,772.23, 16,149.63 and 4,844.78

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Solution

The fourth proportional to 10,772.23, 16,149.63 and 4,844.78 is: 7,263.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,772.23 : 16,149.63 = 4,844.78 : x
  2. Step 2: Convert to fraction form
    10,772.23/16,149.63 = 4,844.78/x
  3. Step 3: Cross multiply
    10,772.23x = 16,149.63 × 4,844.78
  4. Step 4: Simplify right side
    10,772.23x = 78,241,404.43
  5. Step 5: Solve for x
    x = 78,241,404.43/10,772.23
  6. Step 6: Final answer
    x = 7,263.25

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1.5x scale

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.