Home / 5,758.14-7,946.38-3,240.33

Finding the Fourth Proportional to 5,758.14, 7,946.38 and 3,240.33

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Solution

The fourth proportional to 5,758.14, 7,946.38 and 3,240.33 is: 4,471.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,758.14 : 7,946.38 = 3,240.33 : x
  2. Step 2: Convert to fraction form
    5,758.14/7,946.38 = 3,240.33/x
  3. Step 3: Cross multiply
    5,758.14x = 7,946.38 × 3,240.33
  4. Step 4: Simplify right side
    5,758.14x = 25,748,927.35
  5. Step 5: Solve for x
    x = 25,748,927.35/5,758.14
  6. Step 6: Final answer
    x = 4,471.75

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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.