Home / 2,305.23-3,182.09-1,563.02

Finding the Fourth Proportional to 2,305.23, 3,182.09 and 1,563.02

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Solution

The fourth proportional to 2,305.23, 3,182.09 and 1,563.02 is: 2,157.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,305.23 : 3,182.09 = 1,563.02 : x
  2. Step 2: Convert to fraction form
    2,305.23/3,182.09 = 1,563.02/x
  3. Step 3: Cross multiply
    2,305.23x = 3,182.09 × 1,563.02
  4. Step 4: Simplify right side
    2,305.23x = 4,973,667.47
  5. Step 5: Solve for x
    x = 4,973,667.47/2,305.23
  6. Step 6: Final answer
    x = 2,157.55

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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.