Home / 8,042.12-12,065.26-3,110.48

Finding the Fourth Proportional to 8,042.12, 12,065.26 and 3,110.48

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Solution

The fourth proportional to 8,042.12, 12,065.26 and 3,110.48 is: 4,666.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042.12 : 12,065.26 = 3,110.48 : x
  2. Step 2: Convert to fraction form
    8,042.12/12,065.26 = 3,110.48/x
  3. Step 3: Cross multiply
    8,042.12x = 12,065.26 × 3,110.48
  4. Step 4: Simplify right side
    8,042.12x = 37,528,749.92
  5. Step 5: Solve for x
    x = 37,528,749.92/8,042.12
  6. Step 6: Final answer
    x = 4,666.52

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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.