Home / 5,648.18-8,473.08-2,137.23

Finding the Fourth Proportional to 5,648.18, 8,473.08 and 2,137.23

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Solution

The fourth proportional to 5,648.18, 8,473.08 and 2,137.23 is: 3,206.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,648.18 : 8,473.08 = 2,137.23 : x
  2. Step 2: Convert to fraction form
    5,648.18/8,473.08 = 2,137.23/x
  3. Step 3: Cross multiply
    5,648.18x = 8,473.08 × 2,137.23
  4. Step 4: Simplify right side
    5,648.18x = 18,108,920.77
  5. Step 5: Solve for x
    x = 18,108,920.77/5,648.18
  6. Step 6: Final answer
    x = 3,206.15

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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.