Home / 5,805.64-8,706.62-1,909.14

Finding the Fourth Proportional to 5,805.64, 8,706.62 and 1,909.14

Calculator

Solution

The fourth proportional to 5,805.64, 8,706.62 and 1,909.14 is: 2,863.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,805.64 : 8,706.62 = 1,909.14 : x
  2. Step 2: Convert to fraction form
    5,805.64/8,706.62 = 1,909.14/x
  3. Step 3: Cross multiply
    5,805.64x = 8,706.62 × 1,909.14
  4. Step 4: Simplify right side
    5,805.64x = 16,622,156.51
  5. Step 5: Solve for x
    x = 16,622,156.51/5,805.64
  6. Step 6: Final answer
    x = 2,863.10

Related Problems

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.