Home / 7,154.35-10,729.58-2,993.50

Finding the Fourth Proportional to 7,154.35, 10,729.58 and 2,993.50

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Solution

The fourth proportional to 7,154.35, 10,729.58 and 2,993.50 is: 4,489.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,154.35 : 10,729.58 = 2,993.50 : x
  2. Step 2: Convert to fraction form
    7,154.35/10,729.58 = 2,993.50/x
  3. Step 3: Cross multiply
    7,154.35x = 10,729.58 × 2,993.50
  4. Step 4: Simplify right side
    7,154.35x = 32,118,997.73
  5. Step 5: Solve for x
    x = 32,118,997.73/7,154.35
  6. Step 6: Final answer
    x = 4,489.44

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1.5x scale

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.