Home / 2,317.96-3,477.84-1,223.20

Finding the Fourth Proportional to 2,317.96, 3,477.84 and 1,223.20

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Solution

The fourth proportional to 2,317.96, 3,477.84 and 1,223.20 is: 1,835.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317.96 : 3,477.84 = 1,223.20 : x
  2. Step 2: Convert to fraction form
    2,317.96/3,477.84 = 1,223.20/x
  3. Step 3: Cross multiply
    2,317.96x = 3,477.84 × 1,223.20
  4. Step 4: Simplify right side
    2,317.96x = 4,254,093.89
  5. Step 5: Solve for x
    x = 4,254,093.89/2,317.96
  6. Step 6: Final answer
    x = 1,835.27

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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.