Home / 10,182.12-14,046.66-5,987.40

Finding the Fourth Proportional to 10,182.12, 14,046.66 and 5,987.40

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Solution

The fourth proportional to 10,182.12, 14,046.66 and 5,987.40 is: 8,259.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,182.12 : 14,046.66 = 5,987.40 : x
  2. Step 2: Convert to fraction form
    10,182.12/14,046.66 = 5,987.40/x
  3. Step 3: Cross multiply
    10,182.12x = 14,046.66 × 5,987.40
  4. Step 4: Simplify right side
    10,182.12x = 84,102,972.08
  5. Step 5: Solve for x
    x = 84,102,972.08/10,182.12
  6. Step 6: Final answer
    x = 8,259.87

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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.