Home / 3,290.28-4,935.46-1,341.10

Finding the Fourth Proportional to 3,290.28, 4,935.46 and 1,341.10

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Solution

The fourth proportional to 3,290.28, 4,935.46 and 1,341.10 is: 2,011.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290.28 : 4,935.46 = 1,341.10 : x
  2. Step 2: Convert to fraction form
    3,290.28/4,935.46 = 1,341.10/x
  3. Step 3: Cross multiply
    3,290.28x = 4,935.46 × 1,341.10
  4. Step 4: Simplify right side
    3,290.28x = 6,618,945.41
  5. Step 5: Solve for x
    x = 6,618,945.41/3,290.28
  6. Step 6: Final answer
    x = 2,011.67

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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.