Home / 6,453.04-9,679.20-2,557.84

Finding the Fourth Proportional to 6,453.04, 9,679.20 and 2,557.84

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Solution

The fourth proportional to 6,453.04, 9,679.20 and 2,557.84 is: 3,836.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,453.04 : 9,679.20 = 2,557.84 : x
  2. Step 2: Convert to fraction form
    6,453.04/9,679.20 = 2,557.84/x
  3. Step 3: Cross multiply
    6,453.04x = 9,679.20 × 2,557.84
  4. Step 4: Simplify right side
    6,453.04x = 24,757,844.93
  5. Step 5: Solve for x
    x = 24,757,844.93/6,453.04
  6. Step 6: Final answer
    x = 3,836.62

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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.