Home / 8,934.15-13,401.23-3,087.57

Finding the Fourth Proportional to 8,934.15, 13,401.23 and 3,087.57

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Solution

The fourth proportional to 8,934.15, 13,401.23 and 3,087.57 is: 4,631.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,934.15 : 13,401.23 = 3,087.57 : x
  2. Step 2: Convert to fraction form
    8,934.15/13,401.23 = 3,087.57/x
  3. Step 3: Cross multiply
    8,934.15x = 13,401.23 × 3,087.57
  4. Step 4: Simplify right side
    8,934.15x = 41,377,220.27
  5. Step 5: Solve for x
    x = 41,377,220.27/8,934.15
  6. Step 6: Final answer
    x = 4,631.36

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1.5x scale

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.