Home / 6,106.78-8,427.14-3,454.02

Finding the Fourth Proportional to 6,106.78, 8,427.14 and 3,454.02

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Solution

The fourth proportional to 6,106.78, 8,427.14 and 3,454.02 is: 4,766.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,106.78 : 8,427.14 = 3,454.02 : x
  2. Step 2: Convert to fraction form
    6,106.78/8,427.14 = 3,454.02/x
  3. Step 3: Cross multiply
    6,106.78x = 8,427.14 × 3,454.02
  4. Step 4: Simplify right side
    6,106.78x = 29,107,510.10
  5. Step 5: Solve for x
    x = 29,107,510.10/6,106.78
  6. Step 6: Final answer
    x = 4,766.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.