Home / 10,038.56-13,851.60-6,309.92

Finding the Fourth Proportional to 10,038.56, 13,851.60 and 6,309.92

Calculator

Solution

The fourth proportional to 10,038.56, 13,851.60 and 6,309.92 is: 8,706.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,038.56 : 13,851.60 = 6,309.92 : x
  2. Step 2: Convert to fraction form
    10,038.56/13,851.60 = 6,309.92/x
  3. Step 3: Cross multiply
    10,038.56x = 13,851.60 × 6,309.92
  4. Step 4: Simplify right side
    10,038.56x = 87,402,487.87
  5. Step 5: Solve for x
    x = 87,402,487.87/10,038.56
  6. Step 6: Final answer
    x = 8,706.68

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.