Home / 1,514.21-2,086.71-1,235.17

Finding the Fourth Proportional to 1,514.21, 2,086.71 and 1,235.17

Calculator

Solution

The fourth proportional to 1,514.21, 2,086.71 and 1,235.17 is: 1,702.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514.21 : 2,086.71 = 1,235.17 : x
  2. Step 2: Convert to fraction form
    1,514.21/2,086.71 = 1,235.17/x
  3. Step 3: Cross multiply
    1,514.21x = 2,086.71 × 1,235.17
  4. Step 4: Simplify right side
    1,514.21x = 2,577,431.16
  5. Step 5: Solve for x
    x = 2,577,431.16/1,514.21
  6. Step 6: Final answer
    x = 1,702.16

Related Problems

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.