Home / 1,870.82-2,806.23-572.29

Finding the Fourth Proportional to 1,870.82, 2,806.23 and 572.29

Calculator

Solution

The fourth proportional to 1,870.82, 2,806.23 and 572.29 is: 858.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870.82 : 2,806.23 = 572.29 : x
  2. Step 2: Convert to fraction form
    1,870.82/2,806.23 = 572.29/x
  3. Step 3: Cross multiply
    1,870.82x = 2,806.23 × 572.29
  4. Step 4: Simplify right side
    1,870.82x = 1,605,977.37
  5. Step 5: Solve for x
    x = 1,605,977.37/1,870.82
  6. Step 6: Final answer
    x = 858.44

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.