Home / 1,475.24-2,208.96-1,181.39

Finding the Fourth Proportional to 1,475.24, 2,208.96 and 1,181.39

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Solution

The fourth proportional to 1,475.24, 2,208.96 and 1,181.39 is: 1,768.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475.24 : 2,208.96 = 1,181.39 : x
  2. Step 2: Convert to fraction form
    1,475.24/2,208.96 = 1,181.39/x
  3. Step 3: Cross multiply
    1,475.24x = 2,208.96 × 1,181.39
  4. Step 4: Simplify right side
    1,475.24x = 2,609,632.21
  5. Step 5: Solve for x
    x = 2,609,632.21/1,475.24
  6. Step 6: Final answer
    x = 1,768.96

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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.