Home / 5,678.62-8,522.07-2,907.61

Finding the Fourth Proportional to 5,678.62, 8,522.07 and 2,907.61

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Solution

The fourth proportional to 5,678.62, 8,522.07 and 2,907.61 is: 4,363.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,678.62 : 8,522.07 = 2,907.61 : x
  2. Step 2: Convert to fraction form
    5,678.62/8,522.07 = 2,907.61/x
  3. Step 3: Cross multiply
    5,678.62x = 8,522.07 × 2,907.61
  4. Step 4: Simplify right side
    5,678.62x = 24,778,855.95
  5. Step 5: Solve for x
    x = 24,778,855.95/5,678.62
  6. Step 6: Final answer
    x = 4,363.53

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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.