Home / 8,988.29-13,487.03-5,043.99

Finding the Fourth Proportional to 8,988.29, 13,487.03 and 5,043.99

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Solution

The fourth proportional to 8,988.29, 13,487.03 and 5,043.99 is: 7,568.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,988.29 : 13,487.03 = 5,043.99 : x
  2. Step 2: Convert to fraction form
    8,988.29/13,487.03 = 5,043.99/x
  3. Step 3: Cross multiply
    8,988.29x = 13,487.03 × 5,043.99
  4. Step 4: Simplify right side
    8,988.29x = 68,028,444.45
  5. Step 5: Solve for x
    x = 68,028,444.45/8,988.29
  6. Step 6: Final answer
    x = 7,568.56

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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.