Home / 9,954.66-13,737.80-5,478.76

Finding the Fourth Proportional to 9,954.66, 13,737.80 and 5,478.76

Calculator

Solution

The fourth proportional to 9,954.66, 13,737.80 and 5,478.76 is: 7,560.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,954.66 : 13,737.80 = 5,478.76 : x
  2. Step 2: Convert to fraction form
    9,954.66/13,737.80 = 5,478.76/x
  3. Step 3: Cross multiply
    9,954.66x = 13,737.80 × 5,478.76
  4. Step 4: Simplify right side
    9,954.66x = 75,266,088.48
  5. Step 5: Solve for x
    x = 75,266,088.48/9,954.66
  6. Step 6: Final answer
    x = 7,560.89

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.