Home / 6,369.84-8,781.06-4,475.73

Finding the Fourth Proportional to 6,369.84, 8,781.06 and 4,475.73

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Solution

The fourth proportional to 6,369.84, 8,781.06 and 4,475.73 is: 6,169.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,369.84 : 8,781.06 = 4,475.73 : x
  2. Step 2: Convert to fraction form
    6,369.84/8,781.06 = 4,475.73/x
  3. Step 3: Cross multiply
    6,369.84x = 8,781.06 × 4,475.73
  4. Step 4: Simplify right side
    6,369.84x = 39,301,653.67
  5. Step 5: Solve for x
    x = 39,301,653.67/6,369.84
  6. Step 6: Final answer
    x = 6,169.96

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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.