Home / 1,677.24-2,515.14-522.68

Finding the Fourth Proportional to 1,677.24, 2,515.14 and 522.68

Calculator

Solution

The fourth proportional to 1,677.24, 2,515.14 and 522.68 is: 783.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677.24 : 2,515.14 = 522.68 : x
  2. Step 2: Convert to fraction form
    1,677.24/2,515.14 = 522.68/x
  3. Step 3: Cross multiply
    1,677.24x = 2,515.14 × 522.68
  4. Step 4: Simplify right side
    1,677.24x = 1,314,613.38
  5. Step 5: Solve for x
    x = 1,314,613.38/1,677.24
  6. Step 6: Final answer
    x = 783.80

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.