Home / 7,396.57-11,112.07-6,998.46

Finding the Fourth Proportional to 7,396.57, 11,112.07 and 6,998.46

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Solution

The fourth proportional to 7,396.57, 11,112.07 and 6,998.46 is: 10,513.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,396.57 : 11,112.07 = 6,998.46 : x
  2. Step 2: Convert to fraction form
    7,396.57/11,112.07 = 6,998.46/x
  3. Step 3: Cross multiply
    7,396.57x = 11,112.07 × 6,998.46
  4. Step 4: Simplify right side
    7,396.57x = 77,767,377.41
  5. Step 5: Solve for x
    x = 77,767,377.41/7,396.57
  6. Step 6: Final answer
    x = 10,513.98

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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.