Home / 2,155.41-2,975.54-1,460.43

Finding the Fourth Proportional to 2,155.41, 2,975.54 and 1,460.43

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Solution

The fourth proportional to 2,155.41, 2,975.54 and 1,460.43 is: 2,016.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155.41 : 2,975.54 = 1,460.43 : x
  2. Step 2: Convert to fraction form
    2,155.41/2,975.54 = 1,460.43/x
  3. Step 3: Cross multiply
    2,155.41x = 2,975.54 × 1,460.43
  4. Step 4: Simplify right side
    2,155.41x = 4,345,560.58
  5. Step 5: Solve for x
    x = 4,345,560.58/2,155.41
  6. Step 6: Final answer
    x = 2,016.12

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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.