Home / 10,228.36-14,102.22-6,685.96

Finding the Fourth Proportional to 10,228.36, 14,102.22 and 6,685.96

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Solution

The fourth proportional to 10,228.36, 14,102.22 and 6,685.96 is: 9,218.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,228.36 : 14,102.22 = 6,685.96 : x
  2. Step 2: Convert to fraction form
    10,228.36/14,102.22 = 6,685.96/x
  3. Step 3: Cross multiply
    10,228.36x = 14,102.22 × 6,685.96
  4. Step 4: Simplify right side
    10,228.36x = 94,286,878.83
  5. Step 5: Solve for x
    x = 94,286,878.83/10,228.36
  6. Step 6: Final answer
    x = 9,218.18

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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.