Home / 2,935.94-4,400.84-1,291.10

Finding the Fourth Proportional to 2,935.94, 4,400.84 and 1,291.10

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Solution

The fourth proportional to 2,935.94, 4,400.84 and 1,291.10 is: 1,935.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935.94 : 4,400.84 = 1,291.10 : x
  2. Step 2: Convert to fraction form
    2,935.94/4,400.84 = 1,291.10/x
  3. Step 3: Cross multiply
    2,935.94x = 4,400.84 × 1,291.10
  4. Step 4: Simplify right side
    2,935.94x = 5,681,924.52
  5. Step 5: Solve for x
    x = 5,681,924.52/2,935.94
  6. Step 6: Final answer
    x = 1,935.30

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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.