Home / 6,106.80-8,427.06-3,454.68

Finding the Fourth Proportional to 6,106.80, 8,427.06 and 3,454.68

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Solution

The fourth proportional to 6,106.80, 8,427.06 and 3,454.68 is: 4,767.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,106.80 : 8,427.06 = 3,454.68 : x
  2. Step 2: Convert to fraction form
    6,106.80/8,427.06 = 3,454.68/x
  3. Step 3: Cross multiply
    6,106.80x = 8,427.06 × 3,454.68
  4. Step 4: Simplify right side
    6,106.80x = 29,112,795.64
  5. Step 5: Solve for x
    x = 29,112,795.64/6,106.80
  6. Step 6: Final answer
    x = 4,767.28

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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.