Home / 2,353.04-3,247.31-1,305.09

Finding the Fourth Proportional to 2,353.04, 3,247.31 and 1,305.09

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Solution

The fourth proportional to 2,353.04, 3,247.31 and 1,305.09 is: 1,801.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,353.04 : 3,247.31 = 1,305.09 : x
  2. Step 2: Convert to fraction form
    2,353.04/3,247.31 = 1,305.09/x
  3. Step 3: Cross multiply
    2,353.04x = 3,247.31 × 1,305.09
  4. Step 4: Simplify right side
    2,353.04x = 4,238,025.28
  5. Step 5: Solve for x
    x = 4,238,025.28/2,353.04
  6. Step 6: Final answer
    x = 1,801.09

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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.