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Finding the Fourth Proportional to 8,552.02, 11,801.85 and 5,015.30

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Solution

The fourth proportional to 8,552.02, 11,801.85 and 5,015.30 is: 6,921.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,552.02 : 11,801.85 = 5,015.30 : x
  2. Step 2: Convert to fraction form
    8,552.02/11,801.85 = 5,015.30/x
  3. Step 3: Cross multiply
    8,552.02x = 11,801.85 × 5,015.30
  4. Step 4: Simplify right side
    8,552.02x = 59,189,818.31
  5. Step 5: Solve for x
    x = 59,189,818.31/8,552.02
  6. Step 6: Final answer
    x = 6,921.15

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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.