Home / 1,171.63-1,617.60-752.19

Finding the Fourth Proportional to 1,171.63, 1,617.60 and 752.19

Calculator

Solution

The fourth proportional to 1,171.63, 1,617.60 and 752.19 is: 1,038.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171.63 : 1,617.60 = 752.19 : x
  2. Step 2: Convert to fraction form
    1,171.63/1,617.60 = 752.19/x
  3. Step 3: Cross multiply
    1,171.63x = 1,617.60 × 752.19
  4. Step 4: Simplify right side
    1,171.63x = 1,216,742.54
  5. Step 5: Solve for x
    x = 1,216,742.54/1,171.63
  6. Step 6: Final answer
    x = 1,038.50

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.