Home / 4,928.48-6,800.28-2,832.20

Finding the Fourth Proportional to 4,928.48, 6,800.28 and 2,832.20

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Solution

The fourth proportional to 4,928.48, 6,800.28 and 2,832.20 is: 3,907.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928.48 : 6,800.28 = 2,832.20 : x
  2. Step 2: Convert to fraction form
    4,928.48/6,800.28 = 2,832.20/x
  3. Step 3: Cross multiply
    4,928.48x = 6,800.28 × 2,832.20
  4. Step 4: Simplify right side
    4,928.48x = 19,259,743.10
  5. Step 5: Solve for x
    x = 19,259,743.10/4,928.48
  6. Step 6: Final answer
    x = 3,907.85

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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.