Home / 2,330.44-3,218.67-1,583.15

Finding the Fourth Proportional to 2,330.44, 3,218.67 and 1,583.15

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Solution

The fourth proportional to 2,330.44, 3,218.67 and 1,583.15 is: 2,186.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330.44 : 3,218.67 = 1,583.15 : x
  2. Step 2: Convert to fraction form
    2,330.44/3,218.67 = 1,583.15/x
  3. Step 3: Cross multiply
    2,330.44x = 3,218.67 × 1,583.15
  4. Step 4: Simplify right side
    2,330.44x = 5,095,621.32
  5. Step 5: Solve for x
    x = 5,095,621.32/2,330.44
  6. Step 6: Final answer
    x = 2,186.55

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Why These Related Problems?

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