Home / 2,906.45-4,353.60-1,606.40

Finding the Fourth Proportional to 2,906.45, 4,353.60 and 1,606.40

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Solution

The fourth proportional to 2,906.45, 4,353.60 and 1,606.40 is: 2,406.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906.45 : 4,353.60 = 1,606.40 : x
  2. Step 2: Convert to fraction form
    2,906.45/4,353.60 = 1,606.40/x
  3. Step 3: Cross multiply
    2,906.45x = 4,353.60 × 1,606.40
  4. Step 4: Simplify right side
    2,906.45x = 6,993,623.04
  5. Step 5: Solve for x
    x = 6,993,623.04/2,906.45
  6. Step 6: Final answer
    x = 2,406.24

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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.