Home / 3,110.64-4,643.21-2,741.60

Finding the Fourth Proportional to 3,110.64, 4,643.21 and 2,741.60

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Solution

The fourth proportional to 3,110.64, 4,643.21 and 2,741.60 is: 4,092.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.64 : 4,643.21 = 2,741.60 : x
  2. Step 2: Convert to fraction form
    3,110.64/4,643.21 = 2,741.60/x
  3. Step 3: Cross multiply
    3,110.64x = 4,643.21 × 2,741.60
  4. Step 4: Simplify right side
    3,110.64x = 12,729,787.61
  5. Step 5: Solve for x
    x = 12,729,787.61/3,110.64
  6. Step 6: Final answer
    x = 4,092.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.