Home / 4,078.41-5,628.01-2,285.67

Finding the Fourth Proportional to 4,078.41, 5,628.01 and 2,285.67

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Solution

The fourth proportional to 4,078.41, 5,628.01 and 2,285.67 is: 3,154.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.41 : 5,628.01 = 2,285.67 : x
  2. Step 2: Convert to fraction form
    4,078.41/5,628.01 = 2,285.67/x
  3. Step 3: Cross multiply
    4,078.41x = 5,628.01 × 2,285.67
  4. Step 4: Simplify right side
    4,078.41x = 12,863,773.62
  5. Step 5: Solve for x
    x = 12,863,773.62/4,078.41
  6. Step 6: Final answer
    x = 3,154.11

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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.