Home / 9,113.70-13,665.69-3,267.12

Finding the Fourth Proportional to 9,113.70, 13,665.69 and 3,267.12

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Solution

The fourth proportional to 9,113.70, 13,665.69 and 3,267.12 is: 4,898.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,113.70 : 13,665.69 = 3,267.12 : x
  2. Step 2: Convert to fraction form
    9,113.70/13,665.69 = 3,267.12/x
  3. Step 3: Cross multiply
    9,113.70x = 13,665.69 × 3,267.12
  4. Step 4: Simplify right side
    9,113.70x = 44,647,449.11
  5. Step 5: Solve for x
    x = 44,647,449.11/9,113.70
  6. Step 6: Final answer
    x = 4,898.94

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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.