Home / 3,312.08-4,570.44-1,819.96

Finding the Fourth Proportional to 3,312.08, 4,570.44 and 1,819.96

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Solution

The fourth proportional to 3,312.08, 4,570.44 and 1,819.96 is: 2,511.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.08 : 4,570.44 = 1,819.96 : x
  2. Step 2: Convert to fraction form
    3,312.08/4,570.44 = 1,819.96/x
  3. Step 3: Cross multiply
    3,312.08x = 4,570.44 × 1,819.96
  4. Step 4: Simplify right side
    3,312.08x = 8,318,022.82
  5. Step 5: Solve for x
    x = 8,318,022.82/3,312.08
  6. Step 6: Final answer
    x = 2,511.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.