Home / 4,087.23-5,640.34-2,493.87

Finding the Fourth Proportional to 4,087.23, 5,640.34 and 2,493.87

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Solution

The fourth proportional to 4,087.23, 5,640.34 and 2,493.87 is: 3,441.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.23 : 5,640.34 = 2,493.87 : x
  2. Step 2: Convert to fraction form
    4,087.23/5,640.34 = 2,493.87/x
  3. Step 3: Cross multiply
    4,087.23x = 5,640.34 × 2,493.87
  4. Step 4: Simplify right side
    4,087.23x = 14,066,274.72
  5. Step 5: Solve for x
    x = 14,066,274.72/4,087.23
  6. Step 6: Final answer
    x = 3,441.52

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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.