Home / 4,057.47-6,085.86-1,284.22

Finding the Fourth Proportional to 4,057.47, 6,085.86 and 1,284.22

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Solution

The fourth proportional to 4,057.47, 6,085.86 and 1,284.22 is: 1,926.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,057.47 : 6,085.86 = 1,284.22 : x
  2. Step 2: Convert to fraction form
    4,057.47/6,085.86 = 1,284.22/x
  3. Step 3: Cross multiply
    4,057.47x = 6,085.86 × 1,284.22
  4. Step 4: Simplify right side
    4,057.47x = 7,815,583.13
  5. Step 5: Solve for x
    x = 7,815,583.13/4,057.47
  6. Step 6: Final answer
    x = 1,926.22

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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.