Home / 4,446.61-6,671.14-1,326.72

Finding the Fourth Proportional to 4,446.61, 6,671.14 and 1,326.72

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Solution

The fourth proportional to 4,446.61, 6,671.14 and 1,326.72 is: 1,990.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,446.61 : 6,671.14 = 1,326.72 : x
  2. Step 2: Convert to fraction form
    4,446.61/6,671.14 = 1,326.72/x
  3. Step 3: Cross multiply
    4,446.61x = 6,671.14 × 1,326.72
  4. Step 4: Simplify right side
    4,446.61x = 8,850,719.04
  5. Step 5: Solve for x
    x = 8,850,719.04/4,446.61
  6. Step 6: Final answer
    x = 1,990.44

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Double scale
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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.