Home / 3,150.76-4,720.74-2,224.66

Finding the Fourth Proportional to 3,150.76, 4,720.74 and 2,224.66

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Solution

The fourth proportional to 3,150.76, 4,720.74 and 2,224.66 is: 3,333.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.76 : 4,720.74 = 2,224.66 : x
  2. Step 2: Convert to fraction form
    3,150.76/4,720.74 = 2,224.66/x
  3. Step 3: Cross multiply
    3,150.76x = 4,720.74 × 2,224.66
  4. Step 4: Simplify right side
    3,150.76x = 10,502,041.45
  5. Step 5: Solve for x
    x = 10,502,041.45/3,150.76
  6. Step 6: Final answer
    x = 3,333.18

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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.