Home / 2,841.08-4,261.12-1,085.62

Finding the Fourth Proportional to 2,841.08, 4,261.12 and 1,085.62

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Solution

The fourth proportional to 2,841.08, 4,261.12 and 1,085.62 is: 1,628.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841.08 : 4,261.12 = 1,085.62 : x
  2. Step 2: Convert to fraction form
    2,841.08/4,261.12 = 1,085.62/x
  3. Step 3: Cross multiply
    2,841.08x = 4,261.12 × 1,085.62
  4. Step 4: Simplify right side
    2,841.08x = 4,625,957.09
  5. Step 5: Solve for x
    x = 4,625,957.09/2,841.08
  6. Step 6: Final answer
    x = 1,628.24

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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.