Home / 5,311.53-7,967.30-2,529.77

Finding the Fourth Proportional to 5,311.53, 7,967.30 and 2,529.77

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Solution

The fourth proportional to 5,311.53, 7,967.30 and 2,529.77 is: 3,794.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,311.53 : 7,967.30 = 2,529.77 : x
  2. Step 2: Convert to fraction form
    5,311.53/7,967.30 = 2,529.77/x
  3. Step 3: Cross multiply
    5,311.53x = 7,967.30 × 2,529.77
  4. Step 4: Simplify right side
    5,311.53x = 20,155,423.87
  5. Step 5: Solve for x
    x = 20,155,423.87/5,311.53
  6. Step 6: Final answer
    x = 3,794.66

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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.