Home / 5,311.60-7,969.58-2,348.48

Finding the Fourth Proportional to 5,311.60, 7,969.58 and 2,348.48

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Solution

The fourth proportional to 5,311.60, 7,969.58 and 2,348.48 is: 3,523.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,311.60 : 7,969.58 = 2,348.48 : x
  2. Step 2: Convert to fraction form
    5,311.60/7,969.58 = 2,348.48/x
  3. Step 3: Cross multiply
    5,311.60x = 7,969.58 × 2,348.48
  4. Step 4: Simplify right side
    5,311.60x = 18,716,399.24
  5. Step 5: Solve for x
    x = 18,716,399.24/5,311.60
  6. Step 6: Final answer
    x = 3,523.68

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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.