Home / 4,446.06-6,670.19-1,326.05

Finding the Fourth Proportional to 4,446.06, 6,670.19 and 1,326.05

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Solution

The fourth proportional to 4,446.06, 6,670.19 and 1,326.05 is: 1,989.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,446.06 : 6,670.19 = 1,326.05 : x
  2. Step 2: Convert to fraction form
    4,446.06/6,670.19 = 1,326.05/x
  3. Step 3: Cross multiply
    4,446.06x = 6,670.19 × 1,326.05
  4. Step 4: Simplify right side
    4,446.06x = 8,845,005.45
  5. Step 5: Solve for x
    x = 8,845,005.45/4,446.06
  6. Step 6: Final answer
    x = 1,989.40

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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.