Home / 6,995.28-10,488.12-2,611.92

Finding the Fourth Proportional to 6,995.28, 10,488.12 and 2,611.92

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Solution

The fourth proportional to 6,995.28, 10,488.12 and 2,611.92 is: 3,916.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,995.28 : 10,488.12 = 2,611.92 : x
  2. Step 2: Convert to fraction form
    6,995.28/10,488.12 = 2,611.92/x
  3. Step 3: Cross multiply
    6,995.28x = 10,488.12 × 2,611.92
  4. Step 4: Simplify right side
    6,995.28x = 27,394,130.39
  5. Step 5: Solve for x
    x = 27,394,130.39/6,995.28
  6. Step 6: Final answer
    x = 3,916.09

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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.