Home / 2,808.22-3,875.44-1,549.32

Finding the Fourth Proportional to 2,808.22, 3,875.44 and 1,549.32

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Solution

The fourth proportional to 2,808.22, 3,875.44 and 1,549.32 is: 2,138.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808.22 : 3,875.44 = 1,549.32 : x
  2. Step 2: Convert to fraction form
    2,808.22/3,875.44 = 1,549.32/x
  3. Step 3: Cross multiply
    2,808.22x = 3,875.44 × 1,549.32
  4. Step 4: Simplify right side
    2,808.22x = 6,004,296.70
  5. Step 5: Solve for x
    x = 6,004,296.70/2,808.22
  6. Step 6: Final answer
    x = 2,138.11

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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.