Home / 4,267.36-6,397.60-1,800.64

Finding the Fourth Proportional to 4,267.36, 6,397.60 and 1,800.64

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Solution

The fourth proportional to 4,267.36, 6,397.60 and 1,800.64 is: 2,699.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,267.36 : 6,397.60 = 1,800.64 : x
  2. Step 2: Convert to fraction form
    4,267.36/6,397.60 = 1,800.64/x
  3. Step 3: Cross multiply
    4,267.36x = 6,397.60 × 1,800.64
  4. Step 4: Simplify right side
    4,267.36x = 11,519,774.46
  5. Step 5: Solve for x
    x = 11,519,774.46/4,267.36
  6. Step 6: Final answer
    x = 2,699.51

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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.