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Finding the Fourth Proportional to 6,222.32, 8,584.07 and 4,095.11

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Solution

The fourth proportional to 6,222.32, 8,584.07 and 4,095.11 is: 5,649.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,222.32 : 8,584.07 = 4,095.11 : x
  2. Step 2: Convert to fraction form
    6,222.32/8,584.07 = 4,095.11/x
  3. Step 3: Cross multiply
    6,222.32x = 8,584.07 × 4,095.11
  4. Step 4: Simplify right side
    6,222.32x = 35,152,647.50
  5. Step 5: Solve for x
    x = 35,152,647.50/6,222.32
  6. Step 6: Final answer
    x = 5,649.45

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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.