Home / 4,187.43-6,281.33-1,376.44

Finding the Fourth Proportional to 4,187.43, 6,281.33 and 1,376.44

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Solution

The fourth proportional to 4,187.43, 6,281.33 and 1,376.44 is: 2,064.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187.43 : 6,281.33 = 1,376.44 : x
  2. Step 2: Convert to fraction form
    4,187.43/6,281.33 = 1,376.44/x
  3. Step 3: Cross multiply
    4,187.43x = 6,281.33 × 1,376.44
  4. Step 4: Simplify right side
    4,187.43x = 8,645,873.87
  5. Step 5: Solve for x
    x = 8,645,873.87/4,187.43
  6. Step 6: Final answer
    x = 2,064.72

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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.