Home / 7,519.58-11,278.83-3,359.96

Finding the Fourth Proportional to 7,519.58, 11,278.83 and 3,359.96

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Solution

The fourth proportional to 7,519.58, 11,278.83 and 3,359.96 is: 5,039.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,519.58 : 11,278.83 = 3,359.96 : x
  2. Step 2: Convert to fraction form
    7,519.58/11,278.83 = 3,359.96/x
  3. Step 3: Cross multiply
    7,519.58x = 11,278.83 × 3,359.96
  4. Step 4: Simplify right side
    7,519.58x = 37,896,417.65
  5. Step 5: Solve for x
    x = 37,896,417.65/7,519.58
  6. Step 6: Final answer
    x = 5,039.70

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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.