Home / 10,977.75-16,468.70-4,404.45

Finding the Fourth Proportional to 10,977.75, 16,468.70 and 4,404.45

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Solution

The fourth proportional to 10,977.75, 16,468.70 and 4,404.45 is: 6,607.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,977.75 : 16,468.70 = 4,404.45 : x
  2. Step 2: Convert to fraction form
    10,977.75/16,468.70 = 4,404.45/x
  3. Step 3: Cross multiply
    10,977.75x = 16,468.70 × 4,404.45
  4. Step 4: Simplify right side
    10,977.75x = 72,535,576.73
  5. Step 5: Solve for x
    x = 72,535,576.73/10,977.75
  6. Step 6: Final answer
    x = 6,607.51

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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.