Home / 1,454.50-2,181.75-1,023.58

Finding the Fourth Proportional to 1,454.50, 2,181.75 and 1,023.58

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Solution

The fourth proportional to 1,454.50, 2,181.75 and 1,023.58 is: 1,535.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454.50 : 2,181.75 = 1,023.58 : x
  2. Step 2: Convert to fraction form
    1,454.50/2,181.75 = 1,023.58/x
  3. Step 3: Cross multiply
    1,454.50x = 2,181.75 × 1,023.58
  4. Step 4: Simplify right side
    1,454.50x = 2,233,179.64
  5. Step 5: Solve for x
    x = 2,233,179.64/1,454.50
  6. Step 6: Final answer
    x = 1,535.36

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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.