Home / 4,298.12-6,447.08-1,376.43

Finding the Fourth Proportional to 4,298.12, 6,447.08 and 1,376.43

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Solution

The fourth proportional to 4,298.12, 6,447.08 and 1,376.43 is: 2,064.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,298.12 : 6,447.08 = 1,376.43 : x
  2. Step 2: Convert to fraction form
    4,298.12/6,447.08 = 1,376.43/x
  3. Step 3: Cross multiply
    4,298.12x = 6,447.08 × 1,376.43
  4. Step 4: Simplify right side
    4,298.12x = 8,873,947.44
  5. Step 5: Solve for x
    x = 8,873,947.44/4,298.12
  6. Step 6: Final answer
    x = 2,064.61

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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.