Home / 6,878.58-10,304.60-4,107.48

Finding the Fourth Proportional to 6,878.58, 10,304.60 and 4,107.48

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Solution

The fourth proportional to 6,878.58, 10,304.60 and 4,107.48 is: 6,153.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,878.58 : 10,304.60 = 4,107.48 : x
  2. Step 2: Convert to fraction form
    6,878.58/10,304.60 = 4,107.48/x
  3. Step 3: Cross multiply
    6,878.58x = 10,304.60 × 4,107.48
  4. Step 4: Simplify right side
    6,878.58x = 42,325,938.41
  5. Step 5: Solve for x
    x = 42,325,938.41/6,878.58
  6. Step 6: Final answer
    x = 6,153.30

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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.