Home / 5,015.35-7,518.77-2,824.71

Finding the Fourth Proportional to 5,015.35, 7,518.77 and 2,824.71

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Solution

The fourth proportional to 5,015.35, 7,518.77 and 2,824.71 is: 4,234.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,015.35 : 7,518.77 = 2,824.71 : x
  2. Step 2: Convert to fraction form
    5,015.35/7,518.77 = 2,824.71/x
  3. Step 3: Cross multiply
    5,015.35x = 7,518.77 × 2,824.71
  4. Step 4: Simplify right side
    5,015.35x = 21,238,344.81
  5. Step 5: Solve for x
    x = 21,238,344.81/5,015.35
  6. Step 6: Final answer
    x = 4,234.67

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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.