Home / 4,909.32-6,768.36-4,066.92

Finding the Fourth Proportional to 4,909.32, 6,768.36 and 4,066.92

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Solution

The fourth proportional to 4,909.32, 6,768.36 and 4,066.92 is: 5,606.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,909.32 : 6,768.36 = 4,066.92 : x
  2. Step 2: Convert to fraction form
    4,909.32/6,768.36 = 4,066.92/x
  3. Step 3: Cross multiply
    4,909.32x = 6,768.36 × 4,066.92
  4. Step 4: Simplify right side
    4,909.32x = 27,526,378.65
  5. Step 5: Solve for x
    x = 27,526,378.65/4,909.32
  6. Step 6: Final answer
    x = 5,606.96

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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.