Home / 4,688.88-6,474-2,922

Finding the Fourth Proportional to 4,688.88, 6,474 and 2,922

Calculator

Solution

The fourth proportional to 4,688.88, 6,474 and 2,922 is: 4,034.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.88 : 6,474 = 2,922 : x
  2. Step 2: Convert to fraction form
    4,688.88/6,474 = 2,922/x
  3. Step 3: Cross multiply
    4,688.88x = 6,474 × 2,922
  4. Step 4: Simplify right side
    4,688.88x = 18,917,028
  5. Step 5: Solve for x
    x = 18,917,028/4,688.88
  6. Step 6: Final answer
    x = 4,034.44

Related Problems

Find fourth proportional to 2,344.44, 3,237 and 1,461
Half scale
Find fourth proportional to 9,377.76, 12,948 and 5,844
Double scale
Find fourth proportional to 4,689.88, 6,475.38 and 2,923
Similar ratio
Find fourth proportional to 7,033.32, 9,711 and 4,383
1.5x scale

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.