Home / 2,646.06-3,964.76-1,606.38

Finding the Fourth Proportional to 2,646.06, 3,964.76 and 1,606.38

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Solution

The fourth proportional to 2,646.06, 3,964.76 and 1,606.38 is: 2,406.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646.06 : 3,964.76 = 1,606.38 : x
  2. Step 2: Convert to fraction form
    2,646.06/3,964.76 = 1,606.38/x
  3. Step 3: Cross multiply
    2,646.06x = 3,964.76 × 1,606.38
  4. Step 4: Simplify right side
    2,646.06x = 6,368,911.17
  5. Step 5: Solve for x
    x = 6,368,911.17/2,646.06
  6. Step 6: Final answer
    x = 2,406.94

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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.