Home / 7,319.08-10,980.14-2,936.88

Finding the Fourth Proportional to 7,319.08, 10,980.14 and 2,936.88

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Solution

The fourth proportional to 7,319.08, 10,980.14 and 2,936.88 is: 4,405.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,319.08 : 10,980.14 = 2,936.88 : x
  2. Step 2: Convert to fraction form
    7,319.08/10,980.14 = 2,936.88/x
  3. Step 3: Cross multiply
    7,319.08x = 10,980.14 × 2,936.88
  4. Step 4: Simplify right side
    7,319.08x = 32,247,335.83
  5. Step 5: Solve for x
    x = 32,247,335.83/7,319.08
  6. Step 6: Final answer
    x = 4,405.93

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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.