Home / 2,935.41-4,400.81-1,455.15

Finding the Fourth Proportional to 2,935.41, 4,400.81 and 1,455.15

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Solution

The fourth proportional to 2,935.41, 4,400.81 and 1,455.15 is: 2,181.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935.41 : 4,400.81 = 1,455.15 : x
  2. Step 2: Convert to fraction form
    2,935.41/4,400.81 = 1,455.15/x
  3. Step 3: Cross multiply
    2,935.41x = 4,400.81 × 1,455.15
  4. Step 4: Simplify right side
    2,935.41x = 6,403,825.81
  5. Step 5: Solve for x
    x = 6,403,825.81/2,935.41
  6. Step 6: Final answer
    x = 2,181.58

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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.