Home / 6,085.08-9,128.88-2,189.52

Finding the Fourth Proportional to 6,085.08, 9,128.88 and 2,189.52

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Solution

The fourth proportional to 6,085.08, 9,128.88 and 2,189.52 is: 3,284.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,085.08 : 9,128.88 = 2,189.52 : x
  2. Step 2: Convert to fraction form
    6,085.08/9,128.88 = 2,189.52/x
  3. Step 3: Cross multiply
    6,085.08x = 9,128.88 × 2,189.52
  4. Step 4: Simplify right side
    6,085.08x = 19,987,865.34
  5. Step 5: Solve for x
    x = 19,987,865.34/6,085.08
  6. Step 6: Final answer
    x = 3,284.73

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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.