Home / 4,515.97-6,770.30-4,151.47

Finding the Fourth Proportional to 4,515.97, 6,770.30 and 4,151.47

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Solution

The fourth proportional to 4,515.97, 6,770.30 and 4,151.47 is: 6,223.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,515.97 : 6,770.30 = 4,151.47 : x
  2. Step 2: Convert to fraction form
    4,515.97/6,770.30 = 4,151.47/x
  3. Step 3: Cross multiply
    4,515.97x = 6,770.30 × 4,151.47
  4. Step 4: Simplify right side
    4,515.97x = 28,106,663.49
  5. Step 5: Solve for x
    x = 28,106,663.49/4,515.97
  6. Step 6: Final answer
    x = 6,223.84

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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.