Home / 1,941.48-2,679.36-1,155.96

Finding the Fourth Proportional to 1,941.48, 2,679.36 and 1,155.96

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Solution

The fourth proportional to 1,941.48, 2,679.36 and 1,155.96 is: 1,595.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941.48 : 2,679.36 = 1,155.96 : x
  2. Step 2: Convert to fraction form
    1,941.48/2,679.36 = 1,155.96/x
  3. Step 3: Cross multiply
    1,941.48x = 2,679.36 × 1,155.96
  4. Step 4: Simplify right side
    1,941.48x = 3,097,232.99
  5. Step 5: Solve for x
    x = 3,097,232.99/1,941.48
  6. Step 6: Final answer
    x = 1,595.29

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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.