Home / 4,121.51-6,181.61-1,523.84

Finding the Fourth Proportional to 4,121.51, 6,181.61 and 1,523.84

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Solution

The fourth proportional to 4,121.51, 6,181.61 and 1,523.84 is: 2,285.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.51 : 6,181.61 = 1,523.84 : x
  2. Step 2: Convert to fraction form
    4,121.51/6,181.61 = 1,523.84/x
  3. Step 3: Cross multiply
    4,121.51x = 6,181.61 × 1,523.84
  4. Step 4: Simplify right side
    4,121.51x = 9,419,746.06
  5. Step 5: Solve for x
    x = 9,419,746.06/4,121.51
  6. Step 6: Final answer
    x = 2,285.51

Related Problems

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Half scale
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Double scale
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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.