Home / 5,202.16-7,179.40-2,964.08

Finding the Fourth Proportional to 5,202.16, 7,179.40 and 2,964.08

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Solution

The fourth proportional to 5,202.16, 7,179.40 and 2,964.08 is: 4,090.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,202.16 : 7,179.40 = 2,964.08 : x
  2. Step 2: Convert to fraction form
    5,202.16/7,179.40 = 2,964.08/x
  3. Step 3: Cross multiply
    5,202.16x = 7,179.40 × 2,964.08
  4. Step 4: Simplify right side
    5,202.16x = 21,280,315.95
  5. Step 5: Solve for x
    x = 21,280,315.95/5,202.16
  6. Step 6: Final answer
    x = 4,090.67

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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.