Home / 5,029.14-6,940.40-3,039.32

Finding the Fourth Proportional to 5,029.14, 6,940.40 and 3,039.32

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Solution

The fourth proportional to 5,029.14, 6,940.40 and 3,039.32 is: 4,194.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,029.14 : 6,940.40 = 3,039.32 : x
  2. Step 2: Convert to fraction form
    5,029.14/6,940.40 = 3,039.32/x
  3. Step 3: Cross multiply
    5,029.14x = 6,940.40 × 3,039.32
  4. Step 4: Simplify right side
    5,029.14x = 21,094,069.42
  5. Step 5: Solve for x
    x = 21,094,069.42/5,029.14
  6. Step 6: Final answer
    x = 4,194.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.