Home / 5,271.04-7,274.49-2,913.64

Finding the Fourth Proportional to 5,271.04, 7,274.49 and 2,913.64

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Solution

The fourth proportional to 5,271.04, 7,274.49 and 2,913.64 is: 4,021.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271.04 : 7,274.49 = 2,913.64 : x
  2. Step 2: Convert to fraction form
    5,271.04/7,274.49 = 2,913.64/x
  3. Step 3: Cross multiply
    5,271.04x = 7,274.49 × 2,913.64
  4. Step 4: Simplify right side
    5,271.04x = 21,195,237.78
  5. Step 5: Solve for x
    x = 21,195,237.78/5,271.04
  6. Step 6: Final answer
    x = 4,021.07

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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.