Home / 3,507.06-4,841.49-2,181.19

Finding the Fourth Proportional to 3,507.06, 4,841.49 and 2,181.19

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Solution

The fourth proportional to 3,507.06, 4,841.49 and 2,181.19 is: 3,011.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507.06 : 4,841.49 = 2,181.19 : x
  2. Step 2: Convert to fraction form
    3,507.06/4,841.49 = 2,181.19/x
  3. Step 3: Cross multiply
    3,507.06x = 4,841.49 × 2,181.19
  4. Step 4: Simplify right side
    3,507.06x = 10,560,223.80
  5. Step 5: Solve for x
    x = 10,560,223.80/3,507.06
  6. Step 6: Final answer
    x = 3,011.13

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Half scale
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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.