Home / 4,201.22-6,302.16-1,281.57

Finding the Fourth Proportional to 4,201.22, 6,302.16 and 1,281.57

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Solution

The fourth proportional to 4,201.22, 6,302.16 and 1,281.57 is: 1,922.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,201.22 : 6,302.16 = 1,281.57 : x
  2. Step 2: Convert to fraction form
    4,201.22/6,302.16 = 1,281.57/x
  3. Step 3: Cross multiply
    4,201.22x = 6,302.16 × 1,281.57
  4. Step 4: Simplify right side
    4,201.22x = 8,076,659.19
  5. Step 5: Solve for x
    x = 8,076,659.19/4,201.22
  6. Step 6: Final answer
    x = 1,922.46

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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.