Home / 6,475.44-8,936.55-3,822.15

Finding the Fourth Proportional to 6,475.44, 8,936.55 and 3,822.15

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Solution

The fourth proportional to 6,475.44, 8,936.55 and 3,822.15 is: 5,274.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,475.44 : 8,936.55 = 3,822.15 : x
  2. Step 2: Convert to fraction form
    6,475.44/8,936.55 = 3,822.15/x
  3. Step 3: Cross multiply
    6,475.44x = 8,936.55 × 3,822.15
  4. Step 4: Simplify right side
    6,475.44x = 34,156,834.58
  5. Step 5: Solve for x
    x = 34,156,834.58/6,475.44
  6. Step 6: Final answer
    x = 5,274.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.