Home / 2,193.89-3,027.63-1,199.26

Finding the Fourth Proportional to 2,193.89, 3,027.63 and 1,199.26

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Solution

The fourth proportional to 2,193.89, 3,027.63 and 1,199.26 is: 1,655.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193.89 : 3,027.63 = 1,199.26 : x
  2. Step 2: Convert to fraction form
    2,193.89/3,027.63 = 1,199.26/x
  3. Step 3: Cross multiply
    2,193.89x = 3,027.63 × 1,199.26
  4. Step 4: Simplify right side
    2,193.89x = 3,630,909.56
  5. Step 5: Solve for x
    x = 3,630,909.56/2,193.89
  6. Step 6: Final answer
    x = 1,655.01

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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.