Home / 5,255.16-7,252.54-2,897.70

Finding the Fourth Proportional to 5,255.16, 7,252.54 and 2,897.70

Calculator

Solution

The fourth proportional to 5,255.16, 7,252.54 and 2,897.70 is: 3,999.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255.16 : 7,252.54 = 2,897.70 : x
  2. Step 2: Convert to fraction form
    5,255.16/7,252.54 = 2,897.70/x
  3. Step 3: Cross multiply
    5,255.16x = 7,252.54 × 2,897.70
  4. Step 4: Simplify right side
    5,255.16x = 21,015,685.16
  5. Step 5: Solve for x
    x = 21,015,685.16/5,255.16
  6. Step 6: Final answer
    x = 3,999.06

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.