Home / 7,156.91-9,876.51-4,013.16

Finding the Fourth Proportional to 7,156.91, 9,876.51 and 4,013.16

Calculator

Solution

The fourth proportional to 7,156.91, 9,876.51 and 4,013.16 is: 5,538.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,156.91 : 9,876.51 = 4,013.16 : x
  2. Step 2: Convert to fraction form
    7,156.91/9,876.51 = 4,013.16/x
  3. Step 3: Cross multiply
    7,156.91x = 9,876.51 × 4,013.16
  4. Step 4: Simplify right side
    7,156.91x = 39,636,014.87
  5. Step 5: Solve for x
    x = 39,636,014.87/7,156.91
  6. Step 6: Final answer
    x = 5,538.15

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.