Home / 5,367.09-7,406.46-3,009.45

Finding the Fourth Proportional to 5,367.09, 7,406.46 and 3,009.45

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Solution

The fourth proportional to 5,367.09, 7,406.46 and 3,009.45 is: 4,152.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,367.09 : 7,406.46 = 3,009.45 : x
  2. Step 2: Convert to fraction form
    5,367.09/7,406.46 = 3,009.45/x
  3. Step 3: Cross multiply
    5,367.09x = 7,406.46 × 3,009.45
  4. Step 4: Simplify right side
    5,367.09x = 22,289,371.05
  5. Step 5: Solve for x
    x = 22,289,371.05/5,367.09
  6. Step 6: Final answer
    x = 4,152.97

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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.