Home / 4,310.80-6,466.20-2,755.60

Finding the Fourth Proportional to 4,310.80, 6,466.20 and 2,755.60

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Solution

The fourth proportional to 4,310.80, 6,466.20 and 2,755.60 is: 4,133.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,310.80 : 6,466.20 = 2,755.60 : x
  2. Step 2: Convert to fraction form
    4,310.80/6,466.20 = 2,755.60/x
  3. Step 3: Cross multiply
    4,310.80x = 6,466.20 × 2,755.60
  4. Step 4: Simplify right side
    4,310.80x = 17,818,260.72
  5. Step 5: Solve for x
    x = 17,818,260.72/4,310.80
  6. Step 6: Final answer
    x = 4,133.40

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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.