Home / 7,038.43-10,553.75-2,881.36

Finding the Fourth Proportional to 7,038.43, 10,553.75 and 2,881.36

Calculator

Solution

The fourth proportional to 7,038.43, 10,553.75 and 2,881.36 is: 4,320.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,038.43 : 10,553.75 = 2,881.36 : x
  2. Step 2: Convert to fraction form
    7,038.43/10,553.75 = 2,881.36/x
  3. Step 3: Cross multiply
    7,038.43x = 10,553.75 × 2,881.36
  4. Step 4: Simplify right side
    7,038.43x = 30,409,153.10
  5. Step 5: Solve for x
    x = 30,409,153.10/7,038.43
  6. Step 6: Final answer
    x = 4,320.45

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.