Home / 2,848.08-3,930.20-1,606

Finding the Fourth Proportional to 2,848.08, 3,930.20 and 1,606

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Solution

The fourth proportional to 2,848.08, 3,930.20 and 1,606 is: 2,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.08 : 3,930.20 = 1,606 : x
  2. Step 2: Convert to fraction form
    2,848.08/3,930.20 = 1,606/x
  3. Step 3: Cross multiply
    2,848.08x = 3,930.20 × 1,606
  4. Step 4: Simplify right side
    2,848.08x = 6,311,901.20
  5. Step 5: Solve for x
    x = 6,311,901.20/2,848.08
  6. Step 6: Final answer
    x = 2,216.20

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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.