Home / 4,913.65-7,373.21-2,722.09

Finding the Fourth Proportional to 4,913.65, 7,373.21 and 2,722.09

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Solution

The fourth proportional to 4,913.65, 7,373.21 and 2,722.09 is: 4,084.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913.65 : 7,373.21 = 2,722.09 : x
  2. Step 2: Convert to fraction form
    4,913.65/7,373.21 = 2,722.09/x
  3. Step 3: Cross multiply
    4,913.65x = 7,373.21 × 2,722.09
  4. Step 4: Simplify right side
    4,913.65x = 20,070,541.21
  5. Step 5: Solve for x
    x = 20,070,541.21/4,913.65
  6. Step 6: Final answer
    x = 4,084.65

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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.