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Finding the Fourth Proportional to 5,656.34, 8,486.08 and 2,368.65

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Solution

The fourth proportional to 5,656.34, 8,486.08 and 2,368.65 is: 3,553.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,656.34 : 8,486.08 = 2,368.65 : x
  2. Step 2: Convert to fraction form
    5,656.34/8,486.08 = 2,368.65/x
  3. Step 3: Cross multiply
    5,656.34x = 8,486.08 × 2,368.65
  4. Step 4: Simplify right side
    5,656.34x = 20,100,553.39
  5. Step 5: Solve for x
    x = 20,100,553.39/5,656.34
  6. Step 6: Final answer
    x = 3,553.63

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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.