Home / 1,884.18-2,600.31-1,098.06

Finding the Fourth Proportional to 1,884.18, 2,600.31 and 1,098.06

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Solution

The fourth proportional to 1,884.18, 2,600.31 and 1,098.06 is: 1,515.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,884.18 : 2,600.31 = 1,098.06 : x
  2. Step 2: Convert to fraction form
    1,884.18/2,600.31 = 1,098.06/x
  3. Step 3: Cross multiply
    1,884.18x = 2,600.31 × 1,098.06
  4. Step 4: Simplify right side
    1,884.18x = 2,855,296.40
  5. Step 5: Solve for x
    x = 2,855,296.40/1,884.18
  6. Step 6: Final answer
    x = 1,515.41

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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.