Home / 9,616.52-13,271.96-5,639.16

Finding the Fourth Proportional to 9,616.52, 13,271.96 and 5,639.16

Calculator

Solution

The fourth proportional to 9,616.52, 13,271.96 and 5,639.16 is: 7,782.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,616.52 : 13,271.96 = 5,639.16 : x
  2. Step 2: Convert to fraction form
    9,616.52/13,271.96 = 5,639.16/x
  3. Step 3: Cross multiply
    9,616.52x = 13,271.96 × 5,639.16
  4. Step 4: Simplify right side
    9,616.52x = 74,842,705.95
  5. Step 5: Solve for x
    x = 74,842,705.95/9,616.52
  6. Step 6: Final answer
    x = 7,782.72

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.