Home / 6,116.78-9,175.20-1,734.20

Finding the Fourth Proportional to 6,116.78, 9,175.20 and 1,734.20

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Solution

The fourth proportional to 6,116.78, 9,175.20 and 1,734.20 is: 2,601.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,116.78 : 9,175.20 = 1,734.20 : x
  2. Step 2: Convert to fraction form
    6,116.78/9,175.20 = 1,734.20/x
  3. Step 3: Cross multiply
    6,116.78x = 9,175.20 × 1,734.20
  4. Step 4: Simplify right side
    6,116.78x = 15,911,631.84
  5. Step 5: Solve for x
    x = 15,911,631.84/6,116.78
  6. Step 6: Final answer
    x = 2,601.31

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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.