Home / 7,309.14-10,957.98-2,628.36

Finding the Fourth Proportional to 7,309.14, 10,957.98 and 2,628.36

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Solution

The fourth proportional to 7,309.14, 10,957.98 and 2,628.36 is: 3,940.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,309.14 : 10,957.98 = 2,628.36 : x
  2. Step 2: Convert to fraction form
    7,309.14/10,957.98 = 2,628.36/x
  3. Step 3: Cross multiply
    7,309.14x = 10,957.98 × 2,628.36
  4. Step 4: Simplify right side
    7,309.14x = 28,801,516.31
  5. Step 5: Solve for x
    x = 28,801,516.31/7,309.14
  6. Step 6: Final answer
    x = 3,940.48

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1.5x scale

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.