Home / 7,103.19-10,650.68-3,154.44

Finding the Fourth Proportional to 7,103.19, 10,650.68 and 3,154.44

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Solution

The fourth proportional to 7,103.19, 10,650.68 and 3,154.44 is: 4,729.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,103.19 : 10,650.68 = 3,154.44 : x
  2. Step 2: Convert to fraction form
    7,103.19/10,650.68 = 3,154.44/x
  3. Step 3: Cross multiply
    7,103.19x = 10,650.68 × 3,154.44
  4. Step 4: Simplify right side
    7,103.19x = 33,596,931.02
  5. Step 5: Solve for x
    x = 33,596,931.02/7,103.19
  6. Step 6: Final answer
    x = 4,729.84

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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.