Home / 4,015.90-6,022.77-1,418.50

Finding the Fourth Proportional to 4,015.90, 6,022.77 and 1,418.50

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Solution

The fourth proportional to 4,015.90, 6,022.77 and 1,418.50 is: 2,127.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015.90 : 6,022.77 = 1,418.50 : x
  2. Step 2: Convert to fraction form
    4,015.90/6,022.77 = 1,418.50/x
  3. Step 3: Cross multiply
    4,015.90x = 6,022.77 × 1,418.50
  4. Step 4: Simplify right side
    4,015.90x = 8,543,299.25
  5. Step 5: Solve for x
    x = 8,543,299.25/4,015.90
  6. Step 6: Final answer
    x = 2,127.37

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1.5x scale

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.