Home / 7,054.74-9,735.12-3,911.13

Finding the Fourth Proportional to 7,054.74, 9,735.12 and 3,911.13

Calculator

Solution

The fourth proportional to 7,054.74, 9,735.12 and 3,911.13 is: 5,397.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,054.74 : 9,735.12 = 3,911.13 : x
  2. Step 2: Convert to fraction form
    7,054.74/9,735.12 = 3,911.13/x
  3. Step 3: Cross multiply
    7,054.74x = 9,735.12 × 3,911.13
  4. Step 4: Simplify right side
    7,054.74x = 38,075,319.89
  5. Step 5: Solve for x
    x = 38,075,319.89/7,054.74
  6. Step 6: Final answer
    x = 5,397.13

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.