Home / 4,180.94-5,768.40-2,412.32

Finding the Fourth Proportional to 4,180.94, 5,768.40 and 2,412.32

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Solution

The fourth proportional to 4,180.94, 5,768.40 and 2,412.32 is: 3,328.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180.94 : 5,768.40 = 2,412.32 : x
  2. Step 2: Convert to fraction form
    4,180.94/5,768.40 = 2,412.32/x
  3. Step 3: Cross multiply
    4,180.94x = 5,768.40 × 2,412.32
  4. Step 4: Simplify right side
    4,180.94x = 13,915,226.69
  5. Step 5: Solve for x
    x = 13,915,226.69/4,180.94
  6. Step 6: Final answer
    x = 3,328.25

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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.