Home / 5,141.36-7,709.65-2,675.52

Finding the Fourth Proportional to 5,141.36, 7,709.65 and 2,675.52

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Solution

The fourth proportional to 5,141.36, 7,709.65 and 2,675.52 is: 4,012.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141.36 : 7,709.65 = 2,675.52 : x
  2. Step 2: Convert to fraction form
    5,141.36/7,709.65 = 2,675.52/x
  3. Step 3: Cross multiply
    5,141.36x = 7,709.65 × 2,675.52
  4. Step 4: Simplify right side
    5,141.36x = 20,627,316.08
  5. Step 5: Solve for x
    x = 20,627,316.08/5,141.36
  6. Step 6: Final answer
    x = 4,012.03

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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.