Home / 3,917.89-5,870.76-2,270.35

Finding the Fourth Proportional to 3,917.89, 5,870.76 and 2,270.35

Calculator

Solution

The fourth proportional to 3,917.89, 5,870.76 and 2,270.35 is: 3,402.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917.89 : 5,870.76 = 2,270.35 : x
  2. Step 2: Convert to fraction form
    3,917.89/5,870.76 = 2,270.35/x
  3. Step 3: Cross multiply
    3,917.89x = 5,870.76 × 2,270.35
  4. Step 4: Simplify right side
    3,917.89x = 13,328,679.97
  5. Step 5: Solve for x
    x = 13,328,679.97/3,917.89
  6. Step 6: Final answer
    x = 3,402.00

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.