Home / 6,819.52-9,410.88-4,025.28

Finding the Fourth Proportional to 6,819.52, 9,410.88 and 4,025.28

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Solution

The fourth proportional to 6,819.52, 9,410.88 and 4,025.28 is: 5,554.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,819.52 : 9,410.88 = 4,025.28 : x
  2. Step 2: Convert to fraction form
    6,819.52/9,410.88 = 4,025.28/x
  3. Step 3: Cross multiply
    6,819.52x = 9,410.88 × 4,025.28
  4. Step 4: Simplify right side
    6,819.52x = 37,881,427.05
  5. Step 5: Solve for x
    x = 37,881,427.05/6,819.52
  6. Step 6: Final answer
    x = 5,554.85

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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.