Home / 5,164.67-7,127.15-2,926.52

Finding the Fourth Proportional to 5,164.67, 7,127.15 and 2,926.52

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Solution

The fourth proportional to 5,164.67, 7,127.15 and 2,926.52 is: 4,038.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,164.67 : 7,127.15 = 2,926.52 : x
  2. Step 2: Convert to fraction form
    5,164.67/7,127.15 = 2,926.52/x
  3. Step 3: Cross multiply
    5,164.67x = 7,127.15 × 2,926.52
  4. Step 4: Simplify right side
    5,164.67x = 20,857,696.75
  5. Step 5: Solve for x
    x = 20,857,696.75/5,164.67
  6. Step 6: Final answer
    x = 4,038.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.