Home / 8,054.13-12,077.09-3,125.18

Finding the Fourth Proportional to 8,054.13, 12,077.09 and 3,125.18

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Solution

The fourth proportional to 8,054.13, 12,077.09 and 3,125.18 is: 4,686.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,054.13 : 12,077.09 = 3,125.18 : x
  2. Step 2: Convert to fraction form
    8,054.13/12,077.09 = 3,125.18/x
  3. Step 3: Cross multiply
    8,054.13x = 12,077.09 × 3,125.18
  4. Step 4: Simplify right side
    8,054.13x = 37,743,019.74
  5. Step 5: Solve for x
    x = 37,743,019.74/8,054.13
  6. Step 6: Final answer
    x = 4,686.17

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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.