Home / 10,770.14-16,145.26-5,775.99

Finding the Fourth Proportional to 10,770.14, 16,145.26 and 5,775.99

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Solution

The fourth proportional to 10,770.14, 16,145.26 and 5,775.99 is: 8,658.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,770.14 : 16,145.26 = 5,775.99 : x
  2. Step 2: Convert to fraction form
    10,770.14/16,145.26 = 5,775.99/x
  3. Step 3: Cross multiply
    10,770.14x = 16,145.26 × 5,775.99
  4. Step 4: Simplify right side
    10,770.14x = 93,254,787.95
  5. Step 5: Solve for x
    x = 93,254,787.95/10,770.14
  6. Step 6: Final answer
    x = 8,658.64

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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.