Home / 5,554.44-8,331.66-1,658.55

Finding the Fourth Proportional to 5,554.44, 8,331.66 and 1,658.55

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Solution

The fourth proportional to 5,554.44, 8,331.66 and 1,658.55 is: 2,487.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,554.44 : 8,331.66 = 1,658.55 : x
  2. Step 2: Convert to fraction form
    5,554.44/8,331.66 = 1,658.55/x
  3. Step 3: Cross multiply
    5,554.44x = 8,331.66 × 1,658.55
  4. Step 4: Simplify right side
    5,554.44x = 13,818,474.69
  5. Step 5: Solve for x
    x = 13,818,474.69/5,554.44
  6. Step 6: Final answer
    x = 2,487.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.