Home / 7,671.12-10,592.28-7,081.44

Finding the Fourth Proportional to 7,671.12, 10,592.28 and 7,081.44

Calculator

Solution

The fourth proportional to 7,671.12, 10,592.28 and 7,081.44 is: 9,778.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,671.12 : 10,592.28 = 7,081.44 : x
  2. Step 2: Convert to fraction form
    7,671.12/10,592.28 = 7,081.44/x
  3. Step 3: Cross multiply
    7,671.12x = 10,592.28 × 7,081.44
  4. Step 4: Simplify right side
    7,671.12x = 75,008,595.28
  5. Step 5: Solve for x
    x = 75,008,595.28/7,671.12
  6. Step 6: Final answer
    x = 9,778.05

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.