Home / 2,893.32-3,990.84-2,095.26

Finding the Fourth Proportional to 2,893.32, 3,990.84 and 2,095.26

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Solution

The fourth proportional to 2,893.32, 3,990.84 and 2,095.26 is: 2,890.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893.32 : 3,990.84 = 2,095.26 : x
  2. Step 2: Convert to fraction form
    2,893.32/3,990.84 = 2,095.26/x
  3. Step 3: Cross multiply
    2,893.32x = 3,990.84 × 2,095.26
  4. Step 4: Simplify right side
    2,893.32x = 8,361,847.42
  5. Step 5: Solve for x
    x = 8,361,847.42/2,893.32
  6. Step 6: Final answer
    x = 2,890.05

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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.