Home / 5,012.99-7,519.23-2,378.57

Finding the Fourth Proportional to 5,012.99, 7,519.23 and 2,378.57

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Solution

The fourth proportional to 5,012.99, 7,519.23 and 2,378.57 is: 3,567.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012.99 : 7,519.23 = 2,378.57 : x
  2. Step 2: Convert to fraction form
    5,012.99/7,519.23 = 2,378.57/x
  3. Step 3: Cross multiply
    5,012.99x = 7,519.23 × 2,378.57
  4. Step 4: Simplify right side
    5,012.99x = 17,884,977.30
  5. Step 5: Solve for x
    x = 17,884,977.30/5,012.99
  6. Step 6: Final answer
    x = 3,567.73

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1.5x scale

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.