Home / 7,371.15-11,026.35-6,722.34

Finding the Fourth Proportional to 7,371.15, 11,026.35 and 6,722.34

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Solution

The fourth proportional to 7,371.15, 11,026.35 and 6,722.34 is: 10,055.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371.15 : 11,026.35 = 6,722.34 : x
  2. Step 2: Convert to fraction form
    7,371.15/11,026.35 = 6,722.34/x
  3. Step 3: Cross multiply
    7,371.15x = 11,026.35 × 6,722.34
  4. Step 4: Simplify right side
    7,371.15x = 74,122,873.66
  5. Step 5: Solve for x
    x = 74,122,873.66/7,371.15
  6. Step 6: Final answer
    x = 10,055.81

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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.