Home / 4,102.19-6,155.10-2,153.93

Finding the Fourth Proportional to 4,102.19, 6,155.10 and 2,153.93

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Solution

The fourth proportional to 4,102.19, 6,155.10 and 2,153.93 is: 3,231.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.19 : 6,155.10 = 2,153.93 : x
  2. Step 2: Convert to fraction form
    4,102.19/6,155.10 = 2,153.93/x
  3. Step 3: Cross multiply
    4,102.19x = 6,155.10 × 2,153.93
  4. Step 4: Simplify right side
    4,102.19x = 13,257,654.54
  5. Step 5: Solve for x
    x = 13,257,654.54/4,102.19
  6. Step 6: Final answer
    x = 3,231.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.