Home / 2,445.33-3,666.26-1,146.09

Finding the Fourth Proportional to 2,445.33, 3,666.26 and 1,146.09

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Solution

The fourth proportional to 2,445.33, 3,666.26 and 1,146.09 is: 1,718.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445.33 : 3,666.26 = 1,146.09 : x
  2. Step 2: Convert to fraction form
    2,445.33/3,666.26 = 1,146.09/x
  3. Step 3: Cross multiply
    2,445.33x = 3,666.26 × 1,146.09
  4. Step 4: Simplify right side
    2,445.33x = 4,201,858.19
  5. Step 5: Solve for x
    x = 4,201,858.19/2,445.33
  6. Step 6: Final answer
    x = 1,718.32

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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.