Home / 8,873.45-13,311.74-3,028.69

Finding the Fourth Proportional to 8,873.45, 13,311.74 and 3,028.69

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Solution

The fourth proportional to 8,873.45, 13,311.74 and 3,028.69 is: 4,543.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,873.45 : 13,311.74 = 3,028.69 : x
  2. Step 2: Convert to fraction form
    8,873.45/13,311.74 = 3,028.69/x
  3. Step 3: Cross multiply
    8,873.45x = 13,311.74 × 3,028.69
  4. Step 4: Simplify right side
    8,873.45x = 40,317,158.03
  5. Step 5: Solve for x
    x = 40,317,158.03/8,873.45
  6. Step 6: Final answer
    x = 4,543.57

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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.