Home / 2,405.51-3,610.69-1,712.96

Finding the Fourth Proportional to 2,405.51, 3,610.69 and 1,712.96

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Solution

The fourth proportional to 2,405.51, 3,610.69 and 1,712.96 is: 2,571.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405.51 : 3,610.69 = 1,712.96 : x
  2. Step 2: Convert to fraction form
    2,405.51/3,610.69 = 1,712.96/x
  3. Step 3: Cross multiply
    2,405.51x = 3,610.69 × 1,712.96
  4. Step 4: Simplify right side
    2,405.51x = 6,184,945.21
  5. Step 5: Solve for x
    x = 6,184,945.21/2,405.51
  6. Step 6: Final answer
    x = 2,571.16

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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.