Home / 6,664.06-9,994.32-2,221.01

Finding the Fourth Proportional to 6,664.06, 9,994.32 and 2,221.01

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Solution

The fourth proportional to 6,664.06, 9,994.32 and 2,221.01 is: 3,330.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,664.06 : 9,994.32 = 2,221.01 : x
  2. Step 2: Convert to fraction form
    6,664.06/9,994.32 = 2,221.01/x
  3. Step 3: Cross multiply
    6,664.06x = 9,994.32 × 2,221.01
  4. Step 4: Simplify right side
    6,664.06x = 22,197,484.66
  5. Step 5: Solve for x
    x = 22,197,484.66/6,664.06
  6. Step 6: Final answer
    x = 3,330.93

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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.