Home / 4,072.71-6,111.63-1,576.02

Finding the Fourth Proportional to 4,072.71, 6,111.63 and 1,576.02

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Solution

The fourth proportional to 4,072.71, 6,111.63 and 1,576.02 is: 2,365.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,072.71 : 6,111.63 = 1,576.02 : x
  2. Step 2: Convert to fraction form
    4,072.71/6,111.63 = 1,576.02/x
  3. Step 3: Cross multiply
    4,072.71x = 6,111.63 × 1,576.02
  4. Step 4: Simplify right side
    4,072.71x = 9,632,051.11
  5. Step 5: Solve for x
    x = 9,632,051.11/4,072.71
  6. Step 6: Final answer
    x = 2,365.02

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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.