Home / 3,515.08-5,272.08-1,176.76

Finding the Fourth Proportional to 3,515.08, 5,272.08 and 1,176.76

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Solution

The fourth proportional to 3,515.08, 5,272.08 and 1,176.76 is: 1,764.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.08 : 5,272.08 = 1,176.76 : x
  2. Step 2: Convert to fraction form
    3,515.08/5,272.08 = 1,176.76/x
  3. Step 3: Cross multiply
    3,515.08x = 5,272.08 × 1,176.76
  4. Step 4: Simplify right side
    3,515.08x = 6,203,972.86
  5. Step 5: Solve for x
    x = 6,203,972.86/3,515.08
  6. Step 6: Final answer
    x = 1,764.96

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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.