Home / 4,578.18-6,871.12-3,540.98

Finding the Fourth Proportional to 4,578.18, 6,871.12 and 3,540.98

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Solution

The fourth proportional to 4,578.18, 6,871.12 and 3,540.98 is: 5,314.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578.18 : 6,871.12 = 3,540.98 : x
  2. Step 2: Convert to fraction form
    4,578.18/6,871.12 = 3,540.98/x
  3. Step 3: Cross multiply
    4,578.18x = 6,871.12 × 3,540.98
  4. Step 4: Simplify right side
    4,578.18x = 24,330,498.50
  5. Step 5: Solve for x
    x = 24,330,498.50/4,578.18
  6. Step 6: Final answer
    x = 5,314.45

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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.