Home / 4,858.80-6,705.60-2,734.84

Finding the Fourth Proportional to 4,858.80, 6,705.60 and 2,734.84

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Solution

The fourth proportional to 4,858.80, 6,705.60 and 2,734.84 is: 3,774.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,858.80 : 6,705.60 = 2,734.84 : x
  2. Step 2: Convert to fraction form
    4,858.80/6,705.60 = 2,734.84/x
  3. Step 3: Cross multiply
    4,858.80x = 6,705.60 × 2,734.84
  4. Step 4: Simplify right side
    4,858.80x = 18,338,743.10
  5. Step 5: Solve for x
    x = 18,338,743.10/4,858.80
  6. Step 6: Final answer
    x = 3,774.34

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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.