Home / 2,321.46-3,477.63-1,345.51

Finding the Fourth Proportional to 2,321.46, 3,477.63 and 1,345.51

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Solution

The fourth proportional to 2,321.46, 3,477.63 and 1,345.51 is: 2,015.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,321.46 : 3,477.63 = 1,345.51 : x
  2. Step 2: Convert to fraction form
    2,321.46/3,477.63 = 1,345.51/x
  3. Step 3: Cross multiply
    2,321.46x = 3,477.63 × 1,345.51
  4. Step 4: Simplify right side
    2,321.46x = 4,679,195.33
  5. Step 5: Solve for x
    x = 4,679,195.33/2,321.46
  6. Step 6: Final answer
    x = 2,015.63

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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.