Home / 5,758.20-8,637.09-1,862.50

Finding the Fourth Proportional to 5,758.20, 8,637.09 and 1,862.50

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Solution

The fourth proportional to 5,758.20, 8,637.09 and 1,862.50 is: 2,793.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,758.20 : 8,637.09 = 1,862.50 : x
  2. Step 2: Convert to fraction form
    5,758.20/8,637.09 = 1,862.50/x
  3. Step 3: Cross multiply
    5,758.20x = 8,637.09 × 1,862.50
  4. Step 4: Simplify right side
    5,758.20x = 16,086,580.13
  5. Step 5: Solve for x
    x = 16,086,580.13/5,758.20
  6. Step 6: Final answer
    x = 2,793.68

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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.