Home / 10,770.64-16,163.85-7,071.57

Finding the Fourth Proportional to 10,770.64, 16,163.85 and 7,071.57

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Solution

The fourth proportional to 10,770.64, 16,163.85 and 7,071.57 is: 10,612.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,770.64 : 16,163.85 = 7,071.57 : x
  2. Step 2: Convert to fraction form
    10,770.64/16,163.85 = 7,071.57/x
  3. Step 3: Cross multiply
    10,770.64x = 16,163.85 × 7,071.57
  4. Step 4: Simplify right side
    10,770.64x = 114,303,796.74
  5. Step 5: Solve for x
    x = 114,303,796.74/10,770.64
  6. Step 6: Final answer
    x = 10,612.54

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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.