Home / 8,464.90-11,669.14-5,939.36

Finding the Fourth Proportional to 8,464.90, 11,669.14 and 5,939.36

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Solution

The fourth proportional to 8,464.90, 11,669.14 and 5,939.36 is: 8,187.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,464.90 : 11,669.14 = 5,939.36 : x
  2. Step 2: Convert to fraction form
    8,464.90/11,669.14 = 5,939.36/x
  3. Step 3: Cross multiply
    8,464.90x = 11,669.14 × 5,939.36
  4. Step 4: Simplify right side
    8,464.90x = 69,307,223.35
  5. Step 5: Solve for x
    x = 69,307,223.35/8,464.90
  6. Step 6: Final answer
    x = 8,187.60

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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.