Home / 4,270.66-6,402.31-1,807.25

Finding the Fourth Proportional to 4,270.66, 6,402.31 and 1,807.25

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Solution

The fourth proportional to 4,270.66, 6,402.31 and 1,807.25 is: 2,709.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.66 : 6,402.31 = 1,807.25 : x
  2. Step 2: Convert to fraction form
    4,270.66/6,402.31 = 1,807.25/x
  3. Step 3: Cross multiply
    4,270.66x = 6,402.31 × 1,807.25
  4. Step 4: Simplify right side
    4,270.66x = 11,570,538.22
  5. Step 5: Solve for x
    x = 11,570,538.22/4,270.66
  6. Step 6: Final answer
    x = 2,709.31

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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.