Home / 5,493.67-7,581.30-2,975.79

Finding the Fourth Proportional to 5,493.67, 7,581.30 and 2,975.79

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Solution

The fourth proportional to 5,493.67, 7,581.30 and 2,975.79 is: 4,106.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,493.67 : 7,581.30 = 2,975.79 : x
  2. Step 2: Convert to fraction form
    5,493.67/7,581.30 = 2,975.79/x
  3. Step 3: Cross multiply
    5,493.67x = 7,581.30 × 2,975.79
  4. Step 4: Simplify right side
    5,493.67x = 22,560,331.35
  5. Step 5: Solve for x
    x = 22,560,331.35/5,493.67
  6. Step 6: Final answer
    x = 4,106.60

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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.