Home / 3,864.42-5,334.44-2,609.10

Finding the Fourth Proportional to 3,864.42, 5,334.44 and 2,609.10

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Solution

The fourth proportional to 3,864.42, 5,334.44 and 2,609.10 is: 3,601.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.42 : 5,334.44 = 2,609.10 : x
  2. Step 2: Convert to fraction form
    3,864.42/5,334.44 = 2,609.10/x
  3. Step 3: Cross multiply
    3,864.42x = 5,334.44 × 2,609.10
  4. Step 4: Simplify right side
    3,864.42x = 13,918,074.36
  5. Step 5: Solve for x
    x = 13,918,074.36/3,864.42
  6. Step 6: Final answer
    x = 3,601.59

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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.