Home / 6,920.76-10,383.56-3,025.46

Finding the Fourth Proportional to 6,920.76, 10,383.56 and 3,025.46

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Solution

The fourth proportional to 6,920.76, 10,383.56 and 3,025.46 is: 4,539.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,920.76 : 10,383.56 = 3,025.46 : x
  2. Step 2: Convert to fraction form
    6,920.76/10,383.56 = 3,025.46/x
  3. Step 3: Cross multiply
    6,920.76x = 10,383.56 × 3,025.46
  4. Step 4: Simplify right side
    6,920.76x = 31,415,045.44
  5. Step 5: Solve for x
    x = 31,415,045.44/6,920.76
  6. Step 6: Final answer
    x = 4,539.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.