Home / 7,551.18-11,326.78-2,934.18

Finding the Fourth Proportional to 7,551.18, 11,326.78 and 2,934.18

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Solution

The fourth proportional to 7,551.18, 11,326.78 and 2,934.18 is: 4,401.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551.18 : 11,326.78 = 2,934.18 : x
  2. Step 2: Convert to fraction form
    7,551.18/11,326.78 = 2,934.18/x
  3. Step 3: Cross multiply
    7,551.18x = 11,326.78 × 2,934.18
  4. Step 4: Simplify right side
    7,551.18x = 33,234,811.34
  5. Step 5: Solve for x
    x = 33,234,811.34/7,551.18
  6. Step 6: Final answer
    x = 4,401.27

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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.