Home / 4,077.09-6,115.44-1,115.52

Finding the Fourth Proportional to 4,077.09, 6,115.44 and 1,115.52

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Solution

The fourth proportional to 4,077.09, 6,115.44 and 1,115.52 is: 1,673.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.09 : 6,115.44 = 1,115.52 : x
  2. Step 2: Convert to fraction form
    4,077.09/6,115.44 = 1,115.52/x
  3. Step 3: Cross multiply
    4,077.09x = 6,115.44 × 1,115.52
  4. Step 4: Simplify right side
    4,077.09x = 6,821,895.63
  5. Step 5: Solve for x
    x = 6,821,895.63/4,077.09
  6. Step 6: Final answer
    x = 1,673.23

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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.