Home / 1,040.96-1,560-886.08

Finding the Fourth Proportional to 1,040.96, 1,560 and 886.08

Calculator

Solution

The fourth proportional to 1,040.96, 1,560 and 886.08 is: 1,327.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040.96 : 1,560 = 886.08 : x
  2. Step 2: Convert to fraction form
    1,040.96/1,560 = 886.08/x
  3. Step 3: Cross multiply
    1,040.96x = 1,560 × 886.08
  4. Step 4: Simplify right side
    1,040.96x = 1,382,284.80
  5. Step 5: Solve for x
    x = 1,382,284.80/1,040.96
  6. Step 6: Final answer
    x = 1,327.89

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.