Home / 8,580.72-11,840.20-5,045.84

Finding the Fourth Proportional to 8,580.72, 11,840.20 and 5,045.84

Calculator

Solution

The fourth proportional to 8,580.72, 11,840.20 and 5,045.84 is: 6,962.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,580.72 : 11,840.20 = 5,045.84 : x
  2. Step 2: Convert to fraction form
    8,580.72/11,840.20 = 5,045.84/x
  3. Step 3: Cross multiply
    8,580.72x = 11,840.20 × 5,045.84
  4. Step 4: Simplify right side
    8,580.72x = 59,743,754.77
  5. Step 5: Solve for x
    x = 59,743,754.77/8,580.72
  6. Step 6: Final answer
    x = 6,962.56

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.