Home / 1,922.48-2,883.80-1,102.36

Finding the Fourth Proportional to 1,922.48, 2,883.80 and 1,102.36

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Solution

The fourth proportional to 1,922.48, 2,883.80 and 1,102.36 is: 1,653.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922.48 : 2,883.80 = 1,102.36 : x
  2. Step 2: Convert to fraction form
    1,922.48/2,883.80 = 1,102.36/x
  3. Step 3: Cross multiply
    1,922.48x = 2,883.80 × 1,102.36
  4. Step 4: Simplify right side
    1,922.48x = 3,178,985.77
  5. Step 5: Solve for x
    x = 3,178,985.77/1,922.48
  6. Step 6: Final answer
    x = 1,653.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.