Home / 10,108.27-15,162.96-3,089.35

Finding the Fourth Proportional to 10,108.27, 15,162.96 and 3,089.35

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Solution

The fourth proportional to 10,108.27, 15,162.96 and 3,089.35 is: 4,634.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,108.27 : 15,162.96 = 3,089.35 : x
  2. Step 2: Convert to fraction form
    10,108.27/15,162.96 = 3,089.35/x
  3. Step 3: Cross multiply
    10,108.27x = 15,162.96 × 3,089.35
  4. Step 4: Simplify right side
    10,108.27x = 46,843,690.48
  5. Step 5: Solve for x
    x = 46,843,690.48/10,108.27
  6. Step 6: Final answer
    x = 4,634.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.