Home / 7,776.68-10,729.14-5,417.96

Finding the Fourth Proportional to 7,776.68, 10,729.14 and 5,417.96

Calculator

Solution

The fourth proportional to 7,776.68, 10,729.14 and 5,417.96 is: 7,474.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776.68 : 10,729.14 = 5,417.96 : x
  2. Step 2: Convert to fraction form
    7,776.68/10,729.14 = 5,417.96/x
  3. Step 3: Cross multiply
    7,776.68x = 10,729.14 × 5,417.96
  4. Step 4: Simplify right side
    7,776.68x = 58,130,051.35
  5. Step 5: Solve for x
    x = 58,130,051.35/7,776.68
  6. Step 6: Final answer
    x = 7,474.92

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.