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Finding the Fourth Proportional to 5,804.96, 8,706.32 and 1,643.96

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Solution

The fourth proportional to 5,804.96, 8,706.32 and 1,643.96 is: 2,465.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,804.96 : 8,706.32 = 1,643.96 : x
  2. Step 2: Convert to fraction form
    5,804.96/8,706.32 = 1,643.96/x
  3. Step 3: Cross multiply
    5,804.96x = 8,706.32 × 1,643.96
  4. Step 4: Simplify right side
    5,804.96x = 14,312,841.83
  5. Step 5: Solve for x
    x = 14,312,841.83/5,804.96
  6. Step 6: Final answer
    x = 2,465.62

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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.