Home / 4,101.56-5,660.16-2,238.56

Finding the Fourth Proportional to 4,101.56, 5,660.16 and 2,238.56

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Solution

The fourth proportional to 4,101.56, 5,660.16 and 2,238.56 is: 3,089.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.56 : 5,660.16 = 2,238.56 : x
  2. Step 2: Convert to fraction form
    4,101.56/5,660.16 = 2,238.56/x
  3. Step 3: Cross multiply
    4,101.56x = 5,660.16 × 2,238.56
  4. Step 4: Simplify right side
    4,101.56x = 12,670,607.77
  5. Step 5: Solve for x
    x = 12,670,607.77/4,101.56
  6. Step 6: Final answer
    x = 3,089.22

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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.