Home / 4,305.14-6,453.60-1,381.44

Finding the Fourth Proportional to 4,305.14, 6,453.60 and 1,381.44

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Solution

The fourth proportional to 4,305.14, 6,453.60 and 1,381.44 is: 2,070.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,305.14 : 6,453.60 = 1,381.44 : x
  2. Step 2: Convert to fraction form
    4,305.14/6,453.60 = 1,381.44/x
  3. Step 3: Cross multiply
    4,305.14x = 6,453.60 × 1,381.44
  4. Step 4: Simplify right side
    4,305.14x = 8,915,261.18
  5. Step 5: Solve for x
    x = 8,915,261.18/4,305.14
  6. Step 6: Final answer
    x = 2,070.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.