Home / 4,212.96-6,314.73-1,577.93

Finding the Fourth Proportional to 4,212.96, 6,314.73 and 1,577.93

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Solution

The fourth proportional to 4,212.96, 6,314.73 and 1,577.93 is: 2,365.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.96 : 6,314.73 = 1,577.93 : x
  2. Step 2: Convert to fraction form
    4,212.96/6,314.73 = 1,577.93/x
  3. Step 3: Cross multiply
    4,212.96x = 6,314.73 × 1,577.93
  4. Step 4: Simplify right side
    4,212.96x = 9,964,186.12
  5. Step 5: Solve for x
    x = 9,964,186.12/4,212.96
  6. Step 6: Final answer
    x = 2,365.13

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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.