Home / 4,111.64-5,674.56-2,343.68

Finding the Fourth Proportional to 4,111.64, 5,674.56 and 2,343.68

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Solution

The fourth proportional to 4,111.64, 5,674.56 and 2,343.68 is: 3,234.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,111.64 : 5,674.56 = 2,343.68 : x
  2. Step 2: Convert to fraction form
    4,111.64/5,674.56 = 2,343.68/x
  3. Step 3: Cross multiply
    4,111.64x = 5,674.56 × 2,343.68
  4. Step 4: Simplify right side
    4,111.64x = 13,299,352.78
  5. Step 5: Solve for x
    x = 13,299,352.78/4,111.64
  6. Step 6: Final answer
    x = 3,234.56

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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.