Home / 4,889.34-7,326.36-2,911.14

Finding the Fourth Proportional to 4,889.34, 7,326.36 and 2,911.14

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Solution

The fourth proportional to 4,889.34, 7,326.36 and 2,911.14 is: 4,362.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889.34 : 7,326.36 = 2,911.14 : x
  2. Step 2: Convert to fraction form
    4,889.34/7,326.36 = 2,911.14/x
  3. Step 3: Cross multiply
    4,889.34x = 7,326.36 × 2,911.14
  4. Step 4: Simplify right side
    4,889.34x = 21,328,059.65
  5. Step 5: Solve for x
    x = 21,328,059.65/4,889.34
  6. Step 6: Final answer
    x = 4,362.16

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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.