Home / 7,325.08-10,985.34-2,644.48

Finding the Fourth Proportional to 7,325.08, 10,985.34 and 2,644.48

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Solution

The fourth proportional to 7,325.08, 10,985.34 and 2,644.48 is: 3,965.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,325.08 : 10,985.34 = 2,644.48 : x
  2. Step 2: Convert to fraction form
    7,325.08/10,985.34 = 2,644.48/x
  3. Step 3: Cross multiply
    7,325.08x = 10,985.34 × 2,644.48
  4. Step 4: Simplify right side
    7,325.08x = 29,050,511.92
  5. Step 5: Solve for x
    x = 29,050,511.92/7,325.08
  6. Step 6: Final answer
    x = 3,965.90

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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.