Home / 3,984.56-5,497.80-2,412.62

Finding the Fourth Proportional to 3,984.56, 5,497.80 and 2,412.62

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Solution

The fourth proportional to 3,984.56, 5,497.80 and 2,412.62 is: 3,328.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984.56 : 5,497.80 = 2,412.62 : x
  2. Step 2: Convert to fraction form
    3,984.56/5,497.80 = 2,412.62/x
  3. Step 3: Cross multiply
    3,984.56x = 5,497.80 × 2,412.62
  4. Step 4: Simplify right side
    3,984.56x = 13,264,102.24
  5. Step 5: Solve for x
    x = 13,264,102.24/3,984.56
  6. Step 6: Final answer
    x = 3,328.88

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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.