Home / 7,050.28-9,728.10-4,254.76

Finding the Fourth Proportional to 7,050.28, 9,728.10 and 4,254.76

Calculator

Solution

The fourth proportional to 7,050.28, 9,728.10 and 4,254.76 is: 5,870.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,050.28 : 9,728.10 = 4,254.76 : x
  2. Step 2: Convert to fraction form
    7,050.28/9,728.10 = 4,254.76/x
  3. Step 3: Cross multiply
    7,050.28x = 9,728.10 × 4,254.76
  4. Step 4: Simplify right side
    7,050.28x = 41,390,730.76
  5. Step 5: Solve for x
    x = 41,390,730.76/7,050.28
  6. Step 6: Final answer
    x = 5,870.79

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.