Home / 1,838.03-2,535.21-1,174.56

Finding the Fourth Proportional to 1,838.03, 2,535.21 and 1,174.56

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Solution

The fourth proportional to 1,838.03, 2,535.21 and 1,174.56 is: 1,620.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838.03 : 2,535.21 = 1,174.56 : x
  2. Step 2: Convert to fraction form
    1,838.03/2,535.21 = 1,174.56/x
  3. Step 3: Cross multiply
    1,838.03x = 2,535.21 × 1,174.56
  4. Step 4: Simplify right side
    1,838.03x = 2,977,756.26
  5. Step 5: Solve for x
    x = 2,977,756.26/1,838.03
  6. Step 6: Final answer
    x = 1,620.08

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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.