Home / 5,364.05-8,040.13-2,074.43

Finding the Fourth Proportional to 5,364.05, 8,040.13 and 2,074.43

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Solution

The fourth proportional to 5,364.05, 8,040.13 and 2,074.43 is: 3,109.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,364.05 : 8,040.13 = 2,074.43 : x
  2. Step 2: Convert to fraction form
    5,364.05/8,040.13 = 2,074.43/x
  3. Step 3: Cross multiply
    5,364.05x = 8,040.13 × 2,074.43
  4. Step 4: Simplify right side
    5,364.05x = 16,678,701.79
  5. Step 5: Solve for x
    x = 16,678,701.79/5,364.05
  6. Step 6: Final answer
    x = 3,109.35

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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.