Home / 4,015.74-6,025.53-1,419.90

Finding the Fourth Proportional to 4,015.74, 6,025.53 and 1,419.90

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Solution

The fourth proportional to 4,015.74, 6,025.53 and 1,419.90 is: 2,130.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015.74 : 6,025.53 = 1,419.90 : x
  2. Step 2: Convert to fraction form
    4,015.74/6,025.53 = 1,419.90/x
  3. Step 3: Cross multiply
    4,015.74x = 6,025.53 × 1,419.90
  4. Step 4: Simplify right side
    4,015.74x = 8,555,650.05
  5. Step 5: Solve for x
    x = 8,555,650.05/4,015.74
  6. Step 6: Final answer
    x = 2,130.53

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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.