Home / 10,770.88-16,149.36-5,146.24

Finding the Fourth Proportional to 10,770.88, 16,149.36 and 5,146.24

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Solution

The fourth proportional to 10,770.88, 16,149.36 and 5,146.24 is: 7,716.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,770.88 : 16,149.36 = 5,146.24 : x
  2. Step 2: Convert to fraction form
    10,770.88/16,149.36 = 5,146.24/x
  3. Step 3: Cross multiply
    10,770.88x = 16,149.36 × 5,146.24
  4. Step 4: Simplify right side
    10,770.88x = 83,108,482.41
  5. Step 5: Solve for x
    x = 83,108,482.41/10,770.88
  6. Step 6: Final answer
    x = 7,716.03

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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.