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Finding the Fourth Proportional to 5,571.83, 8,368.15 and 4,904.96

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Solution

The fourth proportional to 5,571.83, 8,368.15 and 4,904.96 is: 7,366.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571.83 : 8,368.15 = 4,904.96 : x
  2. Step 2: Convert to fraction form
    5,571.83/8,368.15 = 4,904.96/x
  3. Step 3: Cross multiply
    5,571.83x = 8,368.15 × 4,904.96
  4. Step 4: Simplify right side
    5,571.83x = 41,045,474.21
  5. Step 5: Solve for x
    x = 41,045,474.21/5,571.83
  6. Step 6: Final answer
    x = 7,366.61

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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.