Home / 10,028.90-15,048.61-5,877.04

Finding the Fourth Proportional to 10,028.90, 15,048.61 and 5,877.04

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Solution

The fourth proportional to 10,028.90, 15,048.61 and 5,877.04 is: 8,818.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,028.90 : 15,048.61 = 5,877.04 : x
  2. Step 2: Convert to fraction form
    10,028.90/15,048.61 = 5,877.04/x
  3. Step 3: Cross multiply
    10,028.90x = 15,048.61 × 5,877.04
  4. Step 4: Simplify right side
    10,028.90x = 88,441,230.60
  5. Step 5: Solve for x
    x = 88,441,230.60/10,028.90
  6. Step 6: Final answer
    x = 8,818.64

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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.