Home / 9,908.06-13,682.18-6,377.27

Finding the Fourth Proportional to 9,908.06, 13,682.18 and 6,377.27

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Solution

The fourth proportional to 9,908.06, 13,682.18 and 6,377.27 is: 8,806.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,908.06 : 13,682.18 = 6,377.27 : x
  2. Step 2: Convert to fraction form
    9,908.06/13,682.18 = 6,377.27/x
  3. Step 3: Cross multiply
    9,908.06x = 13,682.18 × 6,377.27
  4. Step 4: Simplify right side
    9,908.06x = 87,254,903.58
  5. Step 5: Solve for x
    x = 87,254,903.58/9,908.06
  6. Step 6: Final answer
    x = 8,806.46

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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.