Home / 4,094.20-6,141.30-1,907.20

Finding the Fourth Proportional to 4,094.20, 6,141.30 and 1,907.20

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Solution

The fourth proportional to 4,094.20, 6,141.30 and 1,907.20 is: 2,860.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,094.20 : 6,141.30 = 1,907.20 : x
  2. Step 2: Convert to fraction form
    4,094.20/6,141.30 = 1,907.20/x
  3. Step 3: Cross multiply
    4,094.20x = 6,141.30 × 1,907.20
  4. Step 4: Simplify right side
    4,094.20x = 11,712,687.36
  5. Step 5: Solve for x
    x = 11,712,687.36/4,094.20
  6. Step 6: Final answer
    x = 2,860.80

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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.