Home / 1,497.44-2,243.73-1,187.62

Finding the Fourth Proportional to 1,497.44, 2,243.73 and 1,187.62

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Solution

The fourth proportional to 1,497.44, 2,243.73 and 1,187.62 is: 1,779.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497.44 : 2,243.73 = 1,187.62 : x
  2. Step 2: Convert to fraction form
    1,497.44/2,243.73 = 1,187.62/x
  3. Step 3: Cross multiply
    1,497.44x = 2,243.73 × 1,187.62
  4. Step 4: Simplify right side
    1,497.44x = 2,664,698.62
  5. Step 5: Solve for x
    x = 2,664,698.62/1,497.44
  6. Step 6: Final answer
    x = 1,779.50

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1.5x scale

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.