Home / 8,049.48-11,126.87-6,715.41

Finding the Fourth Proportional to 8,049.48, 11,126.87 and 6,715.41

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Solution

The fourth proportional to 8,049.48, 11,126.87 and 6,715.41 is: 9,282.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,049.48 : 11,126.87 = 6,715.41 : x
  2. Step 2: Convert to fraction form
    8,049.48/11,126.87 = 6,715.41/x
  3. Step 3: Cross multiply
    8,049.48x = 11,126.87 × 6,715.41
  4. Step 4: Simplify right side
    8,049.48x = 74,721,494.07
  5. Step 5: Solve for x
    x = 74,721,494.07/8,049.48
  6. Step 6: Final answer
    x = 9,282.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.