Home / 1,342.02-1,851.98-752.55

Finding the Fourth Proportional to 1,342.02, 1,851.98 and 752.55

Calculator

Solution

The fourth proportional to 1,342.02, 1,851.98 and 752.55 is: 1,038.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342.02 : 1,851.98 = 752.55 : x
  2. Step 2: Convert to fraction form
    1,342.02/1,851.98 = 752.55/x
  3. Step 3: Cross multiply
    1,342.02x = 1,851.98 × 752.55
  4. Step 4: Simplify right side
    1,342.02x = 1,393,707.55
  5. Step 5: Solve for x
    x = 1,393,707.55/1,342.02
  6. Step 6: Final answer
    x = 1,038.52

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.