Home / 5,271.24-7,274.14-2,913.37

Finding the Fourth Proportional to 5,271.24, 7,274.14 and 2,913.37

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Solution

The fourth proportional to 5,271.24, 7,274.14 and 2,913.37 is: 4,020.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271.24 : 7,274.14 = 2,913.37 : x
  2. Step 2: Convert to fraction form
    5,271.24/7,274.14 = 2,913.37/x
  3. Step 3: Cross multiply
    5,271.24x = 7,274.14 × 2,913.37
  4. Step 4: Simplify right side
    5,271.24x = 21,192,261.25
  5. Step 5: Solve for x
    x = 21,192,261.25/5,271.24
  6. Step 6: Final answer
    x = 4,020.36

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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.