Home / 8,308.83-11,459.70-5,324.94

Finding the Fourth Proportional to 8,308.83, 11,459.70 and 5,324.94

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Solution

The fourth proportional to 8,308.83, 11,459.70 and 5,324.94 is: 7,344.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308.83 : 11,459.70 = 5,324.94 : x
  2. Step 2: Convert to fraction form
    8,308.83/11,459.70 = 5,324.94/x
  3. Step 3: Cross multiply
    8,308.83x = 11,459.70 × 5,324.94
  4. Step 4: Simplify right side
    8,308.83x = 61,022,214.92
  5. Step 5: Solve for x
    x = 61,022,214.92/8,308.83
  6. Step 6: Final answer
    x = 7,344.26

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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.