Home / 4,204-6,303.60-1,281.28

Finding the Fourth Proportional to 4,204, 6,303.60 and 1,281.28

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Solution

The fourth proportional to 4,204, 6,303.60 and 1,281.28 is: 1,921.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,204 : 6,303.60 = 1,281.28 : x
  2. Step 2: Convert to fraction form
    4,204/6,303.60 = 1,281.28/x
  3. Step 3: Cross multiply
    4,204x = 6,303.60 × 1,281.28
  4. Step 4: Simplify right side
    4,204x = 8,076,676.61
  5. Step 5: Solve for x
    x = 8,076,676.61/4,204
  6. Step 6: Final answer
    x = 1,921.19

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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.