Home / 7,059.32-9,740.14-3,915.51

Finding the Fourth Proportional to 7,059.32, 9,740.14 and 3,915.51

Calculator

Solution

The fourth proportional to 7,059.32, 9,740.14 and 3,915.51 is: 5,402.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,059.32 : 9,740.14 = 3,915.51 : x
  2. Step 2: Convert to fraction form
    7,059.32/9,740.14 = 3,915.51/x
  3. Step 3: Cross multiply
    7,059.32x = 9,740.14 × 3,915.51
  4. Step 4: Simplify right side
    7,059.32x = 38,137,615.57
  5. Step 5: Solve for x
    x = 38,137,615.57/7,059.32
  6. Step 6: Final answer
    x = 5,402.45

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.