Home / 7,176.35-10,765.34-3,015.59

Finding the Fourth Proportional to 7,176.35, 10,765.34 and 3,015.59

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Solution

The fourth proportional to 7,176.35, 10,765.34 and 3,015.59 is: 4,523.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176.35 : 10,765.34 = 3,015.59 : x
  2. Step 2: Convert to fraction form
    7,176.35/10,765.34 = 3,015.59/x
  3. Step 3: Cross multiply
    7,176.35x = 10,765.34 × 3,015.59
  4. Step 4: Simplify right side
    7,176.35x = 32,463,794.05
  5. Step 5: Solve for x
    x = 32,463,794.05/7,176.35
  6. Step 6: Final answer
    x = 4,523.72

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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.