Home / 4,298.09-6,445.85-1,375.61

Finding the Fourth Proportional to 4,298.09, 6,445.85 and 1,375.61

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Solution

The fourth proportional to 4,298.09, 6,445.85 and 1,375.61 is: 2,063.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,298.09 : 6,445.85 = 1,375.61 : x
  2. Step 2: Convert to fraction form
    4,298.09/6,445.85 = 1,375.61/x
  3. Step 3: Cross multiply
    4,298.09x = 6,445.85 × 1,375.61
  4. Step 4: Simplify right side
    4,298.09x = 8,866,936.61
  5. Step 5: Solve for x
    x = 8,866,936.61/4,298.09
  6. Step 6: Final answer
    x = 2,063.00

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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.