Home / 4,755.85-7,134.86-2,292.74

Finding the Fourth Proportional to 4,755.85, 7,134.86 and 2,292.74

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Solution

The fourth proportional to 4,755.85, 7,134.86 and 2,292.74 is: 3,439.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.85 : 7,134.86 = 2,292.74 : x
  2. Step 2: Convert to fraction form
    4,755.85/7,134.86 = 2,292.74/x
  3. Step 3: Cross multiply
    4,755.85x = 7,134.86 × 2,292.74
  4. Step 4: Simplify right side
    4,755.85x = 16,358,378.92
  5. Step 5: Solve for x
    x = 16,358,378.92/4,755.85
  6. Step 6: Final answer
    x = 3,439.63

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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.