Home / 6,860.54-10,289.73-2,179.93

Finding the Fourth Proportional to 6,860.54, 10,289.73 and 2,179.93

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Solution

The fourth proportional to 6,860.54, 10,289.73 and 2,179.93 is: 3,269.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.54 : 10,289.73 = 2,179.93 : x
  2. Step 2: Convert to fraction form
    6,860.54/10,289.73 = 2,179.93/x
  3. Step 3: Cross multiply
    6,860.54x = 10,289.73 × 2,179.93
  4. Step 4: Simplify right side
    6,860.54x = 22,430,854.49
  5. Step 5: Solve for x
    x = 22,430,854.49/6,860.54
  6. Step 6: Final answer
    x = 3,269.55

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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.