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Finding the Fourth Proportional to 6,005.18, 8,995.21 and 4,828.82

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Solution

The fourth proportional to 6,005.18, 8,995.21 and 4,828.82 is: 7,233.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,005.18 : 8,995.21 = 4,828.82 : x
  2. Step 2: Convert to fraction form
    6,005.18/8,995.21 = 4,828.82/x
  3. Step 3: Cross multiply
    6,005.18x = 8,995.21 × 4,828.82
  4. Step 4: Simplify right side
    6,005.18x = 43,436,249.95
  5. Step 5: Solve for x
    x = 43,436,249.95/6,005.18
  6. Step 6: Final answer
    x = 7,233.13

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1.5x scale

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.