Home / 4,075.60-6,105.30-2,342.20

Finding the Fourth Proportional to 4,075.60, 6,105.30 and 2,342.20

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Solution

The fourth proportional to 4,075.60, 6,105.30 and 2,342.20 is: 3,508.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.60 : 6,105.30 = 2,342.20 : x
  2. Step 2: Convert to fraction form
    4,075.60/6,105.30 = 2,342.20/x
  3. Step 3: Cross multiply
    4,075.60x = 6,105.30 × 2,342.20
  4. Step 4: Simplify right side
    4,075.60x = 14,299,833.66
  5. Step 5: Solve for x
    x = 14,299,833.66/4,075.60
  6. Step 6: Final answer
    x = 3,508.65

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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.