Home / 2,927.94-4,040.46-1,748.40

Finding the Fourth Proportional to 2,927.94, 4,040.46 and 1,748.40

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Solution

The fourth proportional to 2,927.94, 4,040.46 and 1,748.40 is: 2,412.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.94 : 4,040.46 = 1,748.40 : x
  2. Step 2: Convert to fraction form
    2,927.94/4,040.46 = 1,748.40/x
  3. Step 3: Cross multiply
    2,927.94x = 4,040.46 × 1,748.40
  4. Step 4: Simplify right side
    2,927.94x = 7,064,340.26
  5. Step 5: Solve for x
    x = 7,064,340.26/2,927.94
  6. Step 6: Final answer
    x = 2,412.73

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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.