Home / 3,388.81-4,670.23-2,442.97

Finding the Fourth Proportional to 3,388.81, 4,670.23 and 2,442.97

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Solution

The fourth proportional to 3,388.81, 4,670.23 and 2,442.97 is: 3,366.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.81 : 4,670.23 = 2,442.97 : x
  2. Step 2: Convert to fraction form
    3,388.81/4,670.23 = 2,442.97/x
  3. Step 3: Cross multiply
    3,388.81x = 4,670.23 × 2,442.97
  4. Step 4: Simplify right side
    3,388.81x = 11,409,231.78
  5. Step 5: Solve for x
    x = 11,409,231.78/3,388.81
  6. Step 6: Final answer
    x = 3,366.74

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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.