Home / 4,181.86-5,770.68-2,389.36

Finding the Fourth Proportional to 4,181.86, 5,770.68 and 2,389.36

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Solution

The fourth proportional to 4,181.86, 5,770.68 and 2,389.36 is: 3,297.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,181.86 : 5,770.68 = 2,389.36 : x
  2. Step 2: Convert to fraction form
    4,181.86/5,770.68 = 2,389.36/x
  3. Step 3: Cross multiply
    4,181.86x = 5,770.68 × 2,389.36
  4. Step 4: Simplify right side
    4,181.86x = 13,788,231.96
  5. Step 5: Solve for x
    x = 13,788,231.96/4,181.86
  6. Step 6: Final answer
    x = 3,297.15

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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.