Home / 9,308.44-12,845.64-5,329.36

Finding the Fourth Proportional to 9,308.44, 12,845.64 and 5,329.36

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Solution

The fourth proportional to 9,308.44, 12,845.64 and 5,329.36 is: 7,354.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,308.44 : 12,845.64 = 5,329.36 : x
  2. Step 2: Convert to fraction form
    9,308.44/12,845.64 = 5,329.36/x
  3. Step 3: Cross multiply
    9,308.44x = 12,845.64 × 5,329.36
  4. Step 4: Simplify right side
    9,308.44x = 68,459,039.99
  5. Step 5: Solve for x
    x = 68,459,039.99/9,308.44
  6. Step 6: Final answer
    x = 7,354.51

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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.