Home / 4,818.60-7,226.10-1,896.30

Finding the Fourth Proportional to 4,818.60, 7,226.10 and 1,896.30

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Solution

The fourth proportional to 4,818.60, 7,226.10 and 1,896.30 is: 2,843.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.60 : 7,226.10 = 1,896.30 : x
  2. Step 2: Convert to fraction form
    4,818.60/7,226.10 = 1,896.30/x
  3. Step 3: Cross multiply
    4,818.60x = 7,226.10 × 1,896.30
  4. Step 4: Simplify right side
    4,818.60x = 13,702,853.43
  5. Step 5: Solve for x
    x = 13,702,853.43/4,818.60
  6. Step 6: Final answer
    x = 2,843.74

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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.