Home / 1,852.66-2,557.03-1,190.35

Finding the Fourth Proportional to 1,852.66, 2,557.03 and 1,190.35

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Solution

The fourth proportional to 1,852.66, 2,557.03 and 1,190.35 is: 1,642.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852.66 : 2,557.03 = 1,190.35 : x
  2. Step 2: Convert to fraction form
    1,852.66/2,557.03 = 1,190.35/x
  3. Step 3: Cross multiply
    1,852.66x = 2,557.03 × 1,190.35
  4. Step 4: Simplify right side
    1,852.66x = 3,043,760.66
  5. Step 5: Solve for x
    x = 3,043,760.66/1,852.66
  6. Step 6: Final answer
    x = 1,642.91

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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.