Home / 974.58-1,345.41-753.03

Finding the Fourth Proportional to 974.58, 1,345.41 and 753.03

Calculator

Solution

The fourth proportional to 974.58, 1,345.41 and 753.03 is: 1,039.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    974.58 : 1,345.41 = 753.03 : x
  2. Step 2: Convert to fraction form
    974.58/1,345.41 = 753.03/x
  3. Step 3: Cross multiply
    974.58x = 1,345.41 × 753.03
  4. Step 4: Simplify right side
    974.58x = 1,013,134.09
  5. Step 5: Solve for x
    x = 1,013,134.09/974.58
  6. Step 6: Final answer
    x = 1,039.56

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.