Home / 6,109.29-8,425.62-4,117.23

Finding the Fourth Proportional to 6,109.29, 8,425.62 and 4,117.23

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Solution

The fourth proportional to 6,109.29, 8,425.62 and 4,117.23 is: 5,678.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,109.29 : 8,425.62 = 4,117.23 : x
  2. Step 2: Convert to fraction form
    6,109.29/8,425.62 = 4,117.23/x
  3. Step 3: Cross multiply
    6,109.29x = 8,425.62 × 4,117.23
  4. Step 4: Simplify right side
    6,109.29x = 34,690,215.43
  5. Step 5: Solve for x
    x = 34,690,215.43/6,109.29
  6. Step 6: Final answer
    x = 5,678.27

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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.