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Finding the Fourth Proportional to 4,543.82, 6,812.04 and 1,769.06

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Solution

The fourth proportional to 4,543.82, 6,812.04 and 1,769.06 is: 2,652.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,543.82 : 6,812.04 = 1,769.06 : x
  2. Step 2: Convert to fraction form
    4,543.82/6,812.04 = 1,769.06/x
  3. Step 3: Cross multiply
    4,543.82x = 6,812.04 × 1,769.06
  4. Step 4: Simplify right side
    4,543.82x = 12,050,907.48
  5. Step 5: Solve for x
    x = 12,050,907.48/4,543.82
  6. Step 6: Final answer
    x = 2,652.15

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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.