Home / 4,209.66-5,809.30-2,321.26

Finding the Fourth Proportional to 4,209.66, 5,809.30 and 2,321.26

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Solution

The fourth proportional to 4,209.66, 5,809.30 and 2,321.26 is: 3,203.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,209.66 : 5,809.30 = 2,321.26 : x
  2. Step 2: Convert to fraction form
    4,209.66/5,809.30 = 2,321.26/x
  3. Step 3: Cross multiply
    4,209.66x = 5,809.30 × 2,321.26
  4. Step 4: Simplify right side
    4,209.66x = 13,484,875.39
  5. Step 5: Solve for x
    x = 13,484,875.39/4,209.66
  6. Step 6: Final answer
    x = 3,203.32

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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.