Home / 9,922.06-13,692.40-5,445.87

Finding the Fourth Proportional to 9,922.06, 13,692.40 and 5,445.87

Calculator

Solution

The fourth proportional to 9,922.06, 13,692.40 and 5,445.87 is: 7,515.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,922.06 : 13,692.40 = 5,445.87 : x
  2. Step 2: Convert to fraction form
    9,922.06/13,692.40 = 5,445.87/x
  3. Step 3: Cross multiply
    9,922.06x = 13,692.40 × 5,445.87
  4. Step 4: Simplify right side
    9,922.06x = 74,567,030.39
  5. Step 5: Solve for x
    x = 74,567,030.39/9,922.06
  6. Step 6: Final answer
    x = 7,515.28

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.