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Finding the Fourth Proportional to 5,572.83, 8,369.65 and 4,905.96

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Solution

The fourth proportional to 5,572.83, 8,369.65 and 4,905.96 is: 7,368.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,572.83 : 8,369.65 = 4,905.96 : x
  2. Step 2: Convert to fraction form
    5,572.83/8,369.65 = 4,905.96/x
  3. Step 3: Cross multiply
    5,572.83x = 8,369.65 × 4,905.96
  4. Step 4: Simplify right side
    5,572.83x = 41,061,168.11
  5. Step 5: Solve for x
    x = 41,061,168.11/5,572.83
  6. Step 6: Final answer
    x = 7,368.10

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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.