Home / 1,852.00-2,555.77-1,188.85

Finding the Fourth Proportional to 1,852.00, 2,555.77 and 1,188.85

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Solution

The fourth proportional to 1,852.00, 2,555.77 and 1,188.85 is: 1,640.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852.00 : 2,555.77 = 1,188.85 : x
  2. Step 2: Convert to fraction form
    1,852.00/2,555.77 = 1,188.85/x
  3. Step 3: Cross multiply
    1,852.00x = 2,555.77 × 1,188.85
  4. Step 4: Simplify right side
    1,852.00x = 3,038,427.00
  5. Step 5: Solve for x
    x = 3,038,427.00/1,852.00
  6. Step 6: Final answer
    x = 1,640.62

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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.