Home / 8,862.99-13,297.19-4,186.59

Finding the Fourth Proportional to 8,862.99, 13,297.19 and 4,186.59

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Solution

The fourth proportional to 8,862.99, 13,297.19 and 4,186.59 is: 6,281.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862.99 : 13,297.19 = 4,186.59 : x
  2. Step 2: Convert to fraction form
    8,862.99/13,297.19 = 4,186.59/x
  3. Step 3: Cross multiply
    8,862.99x = 13,297.19 × 4,186.59
  4. Step 4: Simplify right side
    8,862.99x = 55,669,861.75
  5. Step 5: Solve for x
    x = 55,669,861.75/8,862.99
  6. Step 6: Final answer
    x = 6,281.16

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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.