Home / 1,009.38-1,392.90-567.27

Finding the Fourth Proportional to 1,009.38, 1,392.90 and 567.27

Calculator

Solution

The fourth proportional to 1,009.38, 1,392.90 and 567.27 is: 782.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009.38 : 1,392.90 = 567.27 : x
  2. Step 2: Convert to fraction form
    1,009.38/1,392.90 = 567.27/x
  3. Step 3: Cross multiply
    1,009.38x = 1,392.90 × 567.27
  4. Step 4: Simplify right side
    1,009.38x = 790,148.26
  5. Step 5: Solve for x
    x = 790,148.26/1,009.38
  6. Step 6: Final answer
    x = 782.81

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.