Home / 9,010.20-13,513.13-4,009.87

Finding the Fourth Proportional to 9,010.20, 13,513.13 and 4,009.87

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Solution

The fourth proportional to 9,010.20, 13,513.13 and 4,009.87 is: 6,013.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,010.20 : 13,513.13 = 4,009.87 : x
  2. Step 2: Convert to fraction form
    9,010.20/13,513.13 = 4,009.87/x
  3. Step 3: Cross multiply
    9,010.20x = 13,513.13 × 4,009.87
  4. Step 4: Simplify right side
    9,010.20x = 54,185,906.47
  5. Step 5: Solve for x
    x = 54,185,906.47/9,010.20
  6. Step 6: Final answer
    x = 6,013.84

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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.