Home / 3,388.04-5,081.16-2,840.48

Finding the Fourth Proportional to 3,388.04, 5,081.16 and 2,840.48

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Solution

The fourth proportional to 3,388.04, 5,081.16 and 2,840.48 is: 4,259.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.04 : 5,081.16 = 2,840.48 : x
  2. Step 2: Convert to fraction form
    3,388.04/5,081.16 = 2,840.48/x
  3. Step 3: Cross multiply
    3,388.04x = 5,081.16 × 2,840.48
  4. Step 4: Simplify right side
    3,388.04x = 14,432,933.36
  5. Step 5: Solve for x
    x = 14,432,933.36/3,388.04
  6. Step 6: Final answer
    x = 4,259.97

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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.