Home / 5,805.18-8,706.61-2,842.35

Finding the Fourth Proportional to 5,805.18, 8,706.61 and 2,842.35

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Solution

The fourth proportional to 5,805.18, 8,706.61 and 2,842.35 is: 4,262.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,805.18 : 8,706.61 = 2,842.35 : x
  2. Step 2: Convert to fraction form
    5,805.18/8,706.61 = 2,842.35/x
  3. Step 3: Cross multiply
    5,805.18x = 8,706.61 × 2,842.35
  4. Step 4: Simplify right side
    5,805.18x = 24,747,187.85
  5. Step 5: Solve for x
    x = 24,747,187.85/5,805.18
  6. Step 6: Final answer
    x = 4,262.95

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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.