Home / 4,106.84-6,162.08-2,158.60

Finding the Fourth Proportional to 4,106.84, 6,162.08 and 2,158.60

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Solution

The fourth proportional to 4,106.84, 6,162.08 and 2,158.60 is: 3,238.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,106.84 : 6,162.08 = 2,158.60 : x
  2. Step 2: Convert to fraction form
    4,106.84/6,162.08 = 2,158.60/x
  3. Step 3: Cross multiply
    4,106.84x = 6,162.08 × 2,158.60
  4. Step 4: Simplify right side
    4,106.84x = 13,301,465.89
  5. Step 5: Solve for x
    x = 13,301,465.89/4,106.84
  6. Step 6: Final answer
    x = 3,238.86

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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.