Home / 5,647.55-8,470.91-1,751.85

Finding the Fourth Proportional to 5,647.55, 8,470.91 and 1,751.85

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Solution

The fourth proportional to 5,647.55, 8,470.91 and 1,751.85 is: 2,627.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,647.55 : 8,470.91 = 1,751.85 : x
  2. Step 2: Convert to fraction form
    5,647.55/8,470.91 = 1,751.85/x
  3. Step 3: Cross multiply
    5,647.55x = 8,470.91 × 1,751.85
  4. Step 4: Simplify right side
    5,647.55x = 14,839,763.68
  5. Step 5: Solve for x
    x = 14,839,763.68/5,647.55
  6. Step 6: Final answer
    x = 2,627.65

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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.