Home / 2,435.90-3,361.38-1,441.76

Finding the Fourth Proportional to 2,435.90, 3,361.38 and 1,441.76

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Solution

The fourth proportional to 2,435.90, 3,361.38 and 1,441.76 is: 1,989.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,435.90 : 3,361.38 = 1,441.76 : x
  2. Step 2: Convert to fraction form
    2,435.90/3,361.38 = 1,441.76/x
  3. Step 3: Cross multiply
    2,435.90x = 3,361.38 × 1,441.76
  4. Step 4: Simplify right side
    2,435.90x = 4,846,303.23
  5. Step 5: Solve for x
    x = 4,846,303.23/2,435.90
  6. Step 6: Final answer
    x = 1,989.53

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1.5x scale

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.