Home / 1,555.69-2,334.28-970.54

Finding the Fourth Proportional to 1,555.69, 2,334.28 and 970.54

Calculator

Solution

The fourth proportional to 1,555.69, 2,334.28 and 970.54 is: 1,456.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555.69 : 2,334.28 = 970.54 : x
  2. Step 2: Convert to fraction form
    1,555.69/2,334.28 = 970.54/x
  3. Step 3: Cross multiply
    1,555.69x = 2,334.28 × 970.54
  4. Step 4: Simplify right side
    1,555.69x = 2,265,495.59
  5. Step 5: Solve for x
    x = 2,265,495.59/1,555.69
  6. Step 6: Final answer
    x = 1,456.27

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.