Home / 7,585.08-11,375.32-2,653.80

Finding the Fourth Proportional to 7,585.08, 11,375.32 and 2,653.80

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Solution

The fourth proportional to 7,585.08, 11,375.32 and 2,653.80 is: 3,979.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,585.08 : 11,375.32 = 2,653.80 : x
  2. Step 2: Convert to fraction form
    7,585.08/11,375.32 = 2,653.80/x
  3. Step 3: Cross multiply
    7,585.08x = 11,375.32 × 2,653.80
  4. Step 4: Simplify right side
    7,585.08x = 30,187,824.22
  5. Step 5: Solve for x
    x = 30,187,824.22/7,585.08
  6. Step 6: Final answer
    x = 3,979.90

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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.