Home / 1,426.02-1,967.21-1,110.73

Finding the Fourth Proportional to 1,426.02, 1,967.21 and 1,110.73

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Solution

The fourth proportional to 1,426.02, 1,967.21 and 1,110.73 is: 1,532.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426.02 : 1,967.21 = 1,110.73 : x
  2. Step 2: Convert to fraction form
    1,426.02/1,967.21 = 1,110.73/x
  3. Step 3: Cross multiply
    1,426.02x = 1,967.21 × 1,110.73
  4. Step 4: Simplify right side
    1,426.02x = 2,185,039.16
  5. Step 5: Solve for x
    x = 2,185,039.16/1,426.02
  6. Step 6: Final answer
    x = 1,532.26

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.