Home / 5,015.42-7,523.79-1,727.63

Finding the Fourth Proportional to 5,015.42, 7,523.79 and 1,727.63

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Solution

The fourth proportional to 5,015.42, 7,523.79 and 1,727.63 is: 2,591.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,015.42 : 7,523.79 = 1,727.63 : x
  2. Step 2: Convert to fraction form
    5,015.42/7,523.79 = 1,727.63/x
  3. Step 3: Cross multiply
    5,015.42x = 7,523.79 × 1,727.63
  4. Step 4: Simplify right side
    5,015.42x = 12,998,309.43
  5. Step 5: Solve for x
    x = 12,998,309.43/5,015.42
  6. Step 6: Final answer
    x = 2,591.67

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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.