Home / 5,356.34-7,392.09-2,998.65

Finding the Fourth Proportional to 5,356.34, 7,392.09 and 2,998.65

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Solution

The fourth proportional to 5,356.34, 7,392.09 and 2,998.65 is: 4,138.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,356.34 : 7,392.09 = 2,998.65 : x
  2. Step 2: Convert to fraction form
    5,356.34/7,392.09 = 2,998.65/x
  3. Step 3: Cross multiply
    5,356.34x = 7,392.09 × 2,998.65
  4. Step 4: Simplify right side
    5,356.34x = 22,166,290.68
  5. Step 5: Solve for x
    x = 22,166,290.68/5,356.34
  6. Step 6: Final answer
    x = 4,138.33

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1.5x scale

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.