Home / 8,626.59-11,900.28-5,790.27

Finding the Fourth Proportional to 8,626.59, 11,900.28 and 5,790.27

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Solution

The fourth proportional to 8,626.59, 11,900.28 and 5,790.27 is: 7,987.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,626.59 : 11,900.28 = 5,790.27 : x
  2. Step 2: Convert to fraction form
    8,626.59/11,900.28 = 5,790.27/x
  3. Step 3: Cross multiply
    8,626.59x = 11,900.28 × 5,790.27
  4. Step 4: Simplify right side
    8,626.59x = 68,905,834.28
  5. Step 5: Solve for x
    x = 68,905,834.28/8,626.59
  6. Step 6: Final answer
    x = 7,987.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.