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Finding the Fourth Proportional to 5,764.08, 8,643.96 and 4,545.84

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Solution

The fourth proportional to 5,764.08, 8,643.96 and 4,545.84 is: 6,817.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,764.08 : 8,643.96 = 4,545.84 : x
  2. Step 2: Convert to fraction form
    5,764.08/8,643.96 = 4,545.84/x
  3. Step 3: Cross multiply
    5,764.08x = 8,643.96 × 4,545.84
  4. Step 4: Simplify right side
    5,764.08x = 39,294,059.13
  5. Step 5: Solve for x
    x = 39,294,059.13/5,764.08
  6. Step 6: Final answer
    x = 6,817.06

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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.