Home / 4,719.65-7,072.11-2,984.63

Finding the Fourth Proportional to 4,719.65, 7,072.11 and 2,984.63

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Solution

The fourth proportional to 4,719.65, 7,072.11 and 2,984.63 is: 4,472.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,719.65 : 7,072.11 = 2,984.63 : x
  2. Step 2: Convert to fraction form
    4,719.65/7,072.11 = 2,984.63/x
  3. Step 3: Cross multiply
    4,719.65x = 7,072.11 × 2,984.63
  4. Step 4: Simplify right side
    4,719.65x = 21,107,596.31
  5. Step 5: Solve for x
    x = 21,107,596.31/4,719.65
  6. Step 6: Final answer
    x = 4,472.28

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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.