Home / 2,185.04-3,013.80-1,718.48

Finding the Fourth Proportional to 2,185.04, 3,013.80 and 1,718.48

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Solution

The fourth proportional to 2,185.04, 3,013.80 and 1,718.48 is: 2,370.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,185.04 : 3,013.80 = 1,718.48 : x
  2. Step 2: Convert to fraction form
    2,185.04/3,013.80 = 1,718.48/x
  3. Step 3: Cross multiply
    2,185.04x = 3,013.80 × 1,718.48
  4. Step 4: Simplify right side
    2,185.04x = 5,179,155.02
  5. Step 5: Solve for x
    x = 5,179,155.02/2,185.04
  6. Step 6: Final answer
    x = 2,370.28

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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.