Home / 3,475.13-5,211.79-1,009.29

Finding the Fourth Proportional to 3,475.13, 5,211.79 and 1,009.29

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Solution

The fourth proportional to 3,475.13, 5,211.79 and 1,009.29 is: 1,513.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475.13 : 5,211.79 = 1,009.29 : x
  2. Step 2: Convert to fraction form
    3,475.13/5,211.79 = 1,009.29/x
  3. Step 3: Cross multiply
    3,475.13x = 5,211.79 × 1,009.29
  4. Step 4: Simplify right side
    3,475.13x = 5,260,202.48
  5. Step 5: Solve for x
    x = 5,260,202.48/3,475.13
  6. Step 6: Final answer
    x = 1,513.67

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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.