Home / 5,319.64-7,974.01-2,400

Finding the Fourth Proportional to 5,319.64, 7,974.01 and 2,400

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Solution

The fourth proportional to 5,319.64, 7,974.01 and 2,400 is: 3,597.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319.64 : 7,974.01 = 2,400 : x
  2. Step 2: Convert to fraction form
    5,319.64/7,974.01 = 2,400/x
  3. Step 3: Cross multiply
    5,319.64x = 7,974.01 × 2,400
  4. Step 4: Simplify right side
    5,319.64x = 19,137,624
  5. Step 5: Solve for x
    x = 19,137,624/5,319.64
  6. Step 6: Final answer
    x = 3,597.54

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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.