Home / 6,767.94-9,340.18-3,783.90

Finding the Fourth Proportional to 6,767.94, 9,340.18 and 3,783.90

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Solution

The fourth proportional to 6,767.94, 9,340.18 and 3,783.90 is: 5,222.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,767.94 : 9,340.18 = 3,783.90 : x
  2. Step 2: Convert to fraction form
    6,767.94/9,340.18 = 3,783.90/x
  3. Step 3: Cross multiply
    6,767.94x = 9,340.18 × 3,783.90
  4. Step 4: Simplify right side
    6,767.94x = 35,342,307.10
  5. Step 5: Solve for x
    x = 35,342,307.10/6,767.94
  6. Step 6: Final answer
    x = 5,222.02

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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.