Home / 8,228.41-11,343.39-5,866.45

Finding the Fourth Proportional to 8,228.41, 11,343.39 and 5,866.45

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Solution

The fourth proportional to 8,228.41, 11,343.39 and 5,866.45 is: 8,087.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,228.41 : 11,343.39 = 5,866.45 : x
  2. Step 2: Convert to fraction form
    8,228.41/11,343.39 = 5,866.45/x
  3. Step 3: Cross multiply
    8,228.41x = 11,343.39 × 5,866.45
  4. Step 4: Simplify right side
    8,228.41x = 66,545,430.27
  5. Step 5: Solve for x
    x = 66,545,430.27/8,228.41
  6. Step 6: Final answer
    x = 8,087.28

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Half scale
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Double scale
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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.