Home / 2,224.18-3,333.99-1,125.21

Finding the Fourth Proportional to 2,224.18, 3,333.99 and 1,125.21

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Solution

The fourth proportional to 2,224.18, 3,333.99 and 1,125.21 is: 1,686.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,224.18 : 3,333.99 = 1,125.21 : x
  2. Step 2: Convert to fraction form
    2,224.18/3,333.99 = 1,125.21/x
  3. Step 3: Cross multiply
    2,224.18x = 3,333.99 × 1,125.21
  4. Step 4: Simplify right side
    2,224.18x = 3,751,455.61
  5. Step 5: Solve for x
    x = 3,751,455.61/2,224.18
  6. Step 6: Final answer
    x = 1,686.67

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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.