Home / 5,654.84-7,794.68-4,457.88

Finding the Fourth Proportional to 5,654.84, 7,794.68 and 4,457.88

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Solution

The fourth proportional to 5,654.84, 7,794.68 and 4,457.88 is: 6,144.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,654.84 : 7,794.68 = 4,457.88 : x
  2. Step 2: Convert to fraction form
    5,654.84/7,794.68 = 4,457.88/x
  3. Step 3: Cross multiply
    5,654.84x = 7,794.68 × 4,457.88
  4. Step 4: Simplify right side
    5,654.84x = 34,747,725.79
  5. Step 5: Solve for x
    x = 34,747,725.79/5,654.84
  6. Step 6: Final answer
    x = 6,144.78

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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.