Home / 8,488.06-11,710.31-6,255.26

Finding the Fourth Proportional to 8,488.06, 11,710.31 and 6,255.26

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Solution

The fourth proportional to 8,488.06, 11,710.31 and 6,255.26 is: 8,629.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,488.06 : 11,710.31 = 6,255.26 : x
  2. Step 2: Convert to fraction form
    8,488.06/11,710.31 = 6,255.26/x
  3. Step 3: Cross multiply
    8,488.06x = 11,710.31 × 6,255.26
  4. Step 4: Simplify right side
    8,488.06x = 73,250,987.82
  5. Step 5: Solve for x
    x = 73,250,987.82/8,488.06
  6. Step 6: Final answer
    x = 8,629.89

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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.