Home / 3,133.44-4,672.51-3,105.32

Finding the Fourth Proportional to 3,133.44, 4,672.51 and 3,105.32

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Solution

The fourth proportional to 3,133.44, 4,672.51 and 3,105.32 is: 4,630.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.44 : 4,672.51 = 3,105.32 : x
  2. Step 2: Convert to fraction form
    3,133.44/4,672.51 = 3,105.32/x
  3. Step 3: Cross multiply
    3,133.44x = 4,672.51 × 3,105.32
  4. Step 4: Simplify right side
    3,133.44x = 14,509,638.75
  5. Step 5: Solve for x
    x = 14,509,638.75/3,133.44
  6. Step 6: Final answer
    x = 4,630.58

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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.