Home / 3,317.96-4,977.54-1,369.10

Finding the Fourth Proportional to 3,317.96, 4,977.54 and 1,369.10

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Solution

The fourth proportional to 3,317.96, 4,977.54 and 1,369.10 is: 2,053.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.96 : 4,977.54 = 1,369.10 : x
  2. Step 2: Convert to fraction form
    3,317.96/4,977.54 = 1,369.10/x
  3. Step 3: Cross multiply
    3,317.96x = 4,977.54 × 1,369.10
  4. Step 4: Simplify right side
    3,317.96x = 6,814,750.01
  5. Step 5: Solve for x
    x = 6,814,750.01/3,317.96
  6. Step 6: Final answer
    x = 2,053.90

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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.