Home / 1,559.98-2,153.75-1,082.29

Finding the Fourth Proportional to 1,559.98, 2,153.75 and 1,082.29

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Solution

The fourth proportional to 1,559.98, 2,153.75 and 1,082.29 is: 1,494.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559.98 : 2,153.75 = 1,082.29 : x
  2. Step 2: Convert to fraction form
    1,559.98/2,153.75 = 1,082.29/x
  3. Step 3: Cross multiply
    1,559.98x = 2,153.75 × 1,082.29
  4. Step 4: Simplify right side
    1,559.98x = 2,330,982.09
  5. Step 5: Solve for x
    x = 2,330,982.09/1,559.98
  6. Step 6: Final answer
    x = 1,494.24

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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.