Home / 7,519.18-11,278.53-3,573.27

Finding the Fourth Proportional to 7,519.18, 11,278.53 and 3,573.27

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Solution

The fourth proportional to 7,519.18, 11,278.53 and 3,573.27 is: 5,359.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,519.18 : 11,278.53 = 3,573.27 : x
  2. Step 2: Convert to fraction form
    7,519.18/11,278.53 = 3,573.27/x
  3. Step 3: Cross multiply
    7,519.18x = 11,278.53 × 3,573.27
  4. Step 4: Simplify right side
    7,519.18x = 40,301,232.89
  5. Step 5: Solve for x
    x = 40,301,232.89/7,519.18
  6. Step 6: Final answer
    x = 5,359.79

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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.