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Finding the Fourth Proportional to 5,663.93, 8,457.73 and 4,625.96

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Solution

The fourth proportional to 5,663.93, 8,457.73 and 4,625.96 is: 6,907.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,663.93 : 8,457.73 = 4,625.96 : x
  2. Step 2: Convert to fraction form
    5,663.93/8,457.73 = 4,625.96/x
  3. Step 3: Cross multiply
    5,663.93x = 8,457.73 × 4,625.96
  4. Step 4: Simplify right side
    5,663.93x = 39,125,120.90
  5. Step 5: Solve for x
    x = 39,125,120.90/5,663.93
  6. Step 6: Final answer
    x = 6,907.77

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.