Home / 4,087.13-5,640.23-2,224.13

Finding the Fourth Proportional to 4,087.13, 5,640.23 and 2,224.13

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Solution

The fourth proportional to 4,087.13, 5,640.23 and 2,224.13 is: 3,069.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.13 : 5,640.23 = 2,224.13 : x
  2. Step 2: Convert to fraction form
    4,087.13/5,640.23 = 2,224.13/x
  3. Step 3: Cross multiply
    4,087.13x = 5,640.23 × 2,224.13
  4. Step 4: Simplify right side
    4,087.13x = 12,544,582.11
  5. Step 5: Solve for x
    x = 12,544,582.11/4,087.13
  6. Step 6: Final answer
    x = 3,069.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.