Home / 7,666.82-11,501.13-2,736.95

Finding the Fourth Proportional to 7,666.82, 11,501.13 and 2,736.95

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Solution

The fourth proportional to 7,666.82, 11,501.13 and 2,736.95 is: 4,105.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666.82 : 11,501.13 = 2,736.95 : x
  2. Step 2: Convert to fraction form
    7,666.82/11,501.13 = 2,736.95/x
  3. Step 3: Cross multiply
    7,666.82x = 11,501.13 × 2,736.95
  4. Step 4: Simplify right side
    7,666.82x = 31,478,017.75
  5. Step 5: Solve for x
    x = 31,478,017.75/7,666.82
  6. Step 6: Final answer
    x = 4,105.75

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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.