Home / 2,606.40-3,912.48-2,062.08

Finding the Fourth Proportional to 2,606.40, 3,912.48 and 2,062.08

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Solution

The fourth proportional to 2,606.40, 3,912.48 and 2,062.08 is: 3,095.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,606.40 : 3,912.48 = 2,062.08 : x
  2. Step 2: Convert to fraction form
    2,606.40/3,912.48 = 2,062.08/x
  3. Step 3: Cross multiply
    2,606.40x = 3,912.48 × 2,062.08
  4. Step 4: Simplify right side
    2,606.40x = 8,067,846.76
  5. Step 5: Solve for x
    x = 8,067,846.76/2,606.40
  6. Step 6: Final answer
    x = 3,095.40

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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.