Home / 4,261.71-6,393.57-1,340.01

Finding the Fourth Proportional to 4,261.71, 6,393.57 and 1,340.01

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Solution

The fourth proportional to 4,261.71, 6,393.57 and 1,340.01 is: 2,010.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,261.71 : 6,393.57 = 1,340.01 : x
  2. Step 2: Convert to fraction form
    4,261.71/6,393.57 = 1,340.01/x
  3. Step 3: Cross multiply
    4,261.71x = 6,393.57 × 1,340.01
  4. Step 4: Simplify right side
    4,261.71x = 8,567,457.14
  5. Step 5: Solve for x
    x = 8,567,457.14/4,261.71
  6. Step 6: Final answer
    x = 2,010.33

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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.