Home / 5,087.11-7,021.23-3,498.07

Finding the Fourth Proportional to 5,087.11, 7,021.23 and 3,498.07

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Solution

The fourth proportional to 5,087.11, 7,021.23 and 3,498.07 is: 4,828.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087.11 : 7,021.23 = 3,498.07 : x
  2. Step 2: Convert to fraction form
    5,087.11/7,021.23 = 3,498.07/x
  3. Step 3: Cross multiply
    5,087.11x = 7,021.23 × 3,498.07
  4. Step 4: Simplify right side
    5,087.11x = 24,560,723.36
  5. Step 5: Solve for x
    x = 24,560,723.36/5,087.11
  6. Step 6: Final answer
    x = 4,828.03

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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.