Home / 3,254.21-4,490.96-1,838.46

Finding the Fourth Proportional to 3,254.21, 4,490.96 and 1,838.46

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Solution

The fourth proportional to 3,254.21, 4,490.96 and 1,838.46 is: 2,537.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.21 : 4,490.96 = 1,838.46 : x
  2. Step 2: Convert to fraction form
    3,254.21/4,490.96 = 1,838.46/x
  3. Step 3: Cross multiply
    3,254.21x = 4,490.96 × 1,838.46
  4. Step 4: Simplify right side
    3,254.21x = 8,256,450.32
  5. Step 5: Solve for x
    x = 8,256,450.32/3,254.21
  6. Step 6: Final answer
    x = 2,537.16

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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.