Home / 5,928.21-8,180.91-3,570.48

Finding the Fourth Proportional to 5,928.21, 8,180.91 and 3,570.48

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Solution

The fourth proportional to 5,928.21, 8,180.91 and 3,570.48 is: 4,927.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,928.21 : 8,180.91 = 3,570.48 : x
  2. Step 2: Convert to fraction form
    5,928.21/8,180.91 = 3,570.48/x
  3. Step 3: Cross multiply
    5,928.21x = 8,180.91 × 3,570.48
  4. Step 4: Simplify right side
    5,928.21x = 29,209,775.54
  5. Step 5: Solve for x
    x = 29,209,775.54/5,928.21
  6. Step 6: Final answer
    x = 4,927.25

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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.