Home / 7,675.11-11,513.75-3,516.17

Finding the Fourth Proportional to 7,675.11, 11,513.75 and 3,516.17

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Solution

The fourth proportional to 7,675.11, 11,513.75 and 3,516.17 is: 5,274.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,675.11 : 11,513.75 = 3,516.17 : x
  2. Step 2: Convert to fraction form
    7,675.11/11,513.75 = 3,516.17/x
  3. Step 3: Cross multiply
    7,675.11x = 11,513.75 × 3,516.17
  4. Step 4: Simplify right side
    7,675.11x = 40,484,227.19
  5. Step 5: Solve for x
    x = 40,484,227.19/7,675.11
  6. Step 6: Final answer
    x = 5,274.74

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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.