Home / 3,188.49-4,383.09-2,848.83

Finding the Fourth Proportional to 3,188.49, 4,383.09 and 2,848.83

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Solution

The fourth proportional to 3,188.49, 4,383.09 and 2,848.83 is: 3,916.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188.49 : 4,383.09 = 2,848.83 : x
  2. Step 2: Convert to fraction form
    3,188.49/4,383.09 = 2,848.83/x
  3. Step 3: Cross multiply
    3,188.49x = 4,383.09 × 2,848.83
  4. Step 4: Simplify right side
    3,188.49x = 12,486,678.28
  5. Step 5: Solve for x
    x = 12,486,678.28/3,188.49
  6. Step 6: Final answer
    x = 3,916.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.