Home / 6,257.10-9,378.45-2,556.90

Finding the Fourth Proportional to 6,257.10, 9,378.45 and 2,556.90

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Solution

The fourth proportional to 6,257.10, 9,378.45 and 2,556.90 is: 3,832.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,257.10 : 9,378.45 = 2,556.90 : x
  2. Step 2: Convert to fraction form
    6,257.10/9,378.45 = 2,556.90/x
  3. Step 3: Cross multiply
    6,257.10x = 9,378.45 × 2,556.90
  4. Step 4: Simplify right side
    6,257.10x = 23,979,758.81
  5. Step 5: Solve for x
    x = 23,979,758.81/6,257.10
  6. Step 6: Final answer
    x = 3,832.41

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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.