Home / 4,106.40-6,126.96-3,607.44

Finding the Fourth Proportional to 4,106.40, 6,126.96 and 3,607.44

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Solution

The fourth proportional to 4,106.40, 6,126.96 and 3,607.44 is: 5,382.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,106.40 : 6,126.96 = 3,607.44 : x
  2. Step 2: Convert to fraction form
    4,106.40/6,126.96 = 3,607.44/x
  3. Step 3: Cross multiply
    4,106.40x = 6,126.96 × 3,607.44
  4. Step 4: Simplify right side
    4,106.40x = 22,102,640.58
  5. Step 5: Solve for x
    x = 22,102,640.58/4,106.40
  6. Step 6: Final answer
    x = 5,382.49

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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.