Home / 9,675.06-13,342.29-6,131.94

Finding the Fourth Proportional to 9,675.06, 13,342.29 and 6,131.94

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Solution

The fourth proportional to 9,675.06, 13,342.29 and 6,131.94 is: 8,456.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,675.06 : 13,342.29 = 6,131.94 : x
  2. Step 2: Convert to fraction form
    9,675.06/13,342.29 = 6,131.94/x
  3. Step 3: Cross multiply
    9,675.06x = 13,342.29 × 6,131.94
  4. Step 4: Simplify right side
    9,675.06x = 81,814,121.74
  5. Step 5: Solve for x
    x = 81,814,121.74/9,675.06
  6. Step 6: Final answer
    x = 8,456.19

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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.