Home / 1,695.38-2,543.49-541.13

Finding the Fourth Proportional to 1,695.38, 2,543.49 and 541.13

Calculator

Solution

The fourth proportional to 1,695.38, 2,543.49 and 541.13 is: 811.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695.38 : 2,543.49 = 541.13 : x
  2. Step 2: Convert to fraction form
    1,695.38/2,543.49 = 541.13/x
  3. Step 3: Cross multiply
    1,695.38x = 2,543.49 × 541.13
  4. Step 4: Simplify right side
    1,695.38x = 1,376,346.03
  5. Step 5: Solve for x
    x = 1,376,346.03/1,695.38
  6. Step 6: Final answer
    x = 811.82

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.