Home / 4,446.36-6,670.53-1,326.42

Finding the Fourth Proportional to 4,446.36, 6,670.53 and 1,326.42

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Solution

The fourth proportional to 4,446.36, 6,670.53 and 1,326.42 is: 1,989.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,446.36 : 6,670.53 = 1,326.42 : x
  2. Step 2: Convert to fraction form
    4,446.36/6,670.53 = 1,326.42/x
  3. Step 3: Cross multiply
    4,446.36x = 6,670.53 × 1,326.42
  4. Step 4: Simplify right side
    4,446.36x = 8,847,924.40
  5. Step 5: Solve for x
    x = 8,847,924.40/4,446.36
  6. Step 6: Final answer
    x = 1,989.93

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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.