Home / 7,346.92-10,138.98-4,203.40

Finding the Fourth Proportional to 7,346.92, 10,138.98 and 4,203.40

Calculator

Solution

The fourth proportional to 7,346.92, 10,138.98 and 4,203.40 is: 5,800.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,346.92 : 10,138.98 = 4,203.40 : x
  2. Step 2: Convert to fraction form
    7,346.92/10,138.98 = 4,203.40/x
  3. Step 3: Cross multiply
    7,346.92x = 10,138.98 × 4,203.40
  4. Step 4: Simplify right side
    7,346.92x = 42,618,188.53
  5. Step 5: Solve for x
    x = 42,618,188.53/7,346.92
  6. Step 6: Final answer
    x = 5,800.82

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.