Home / 8,627.30-11,898.83-5,599.11

Finding the Fourth Proportional to 8,627.30, 11,898.83 and 5,599.11

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Solution

The fourth proportional to 8,627.30, 11,898.83 and 5,599.11 is: 7,722.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,627.30 : 11,898.83 = 5,599.11 : x
  2. Step 2: Convert to fraction form
    8,627.30/11,898.83 = 5,599.11/x
  3. Step 3: Cross multiply
    8,627.30x = 11,898.83 × 5,599.11
  4. Step 4: Simplify right side
    8,627.30x = 66,622,830.05
  5. Step 5: Solve for x
    x = 66,622,830.05/8,627.30
  6. Step 6: Final answer
    x = 7,722.33

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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.