Home / 3,088.31-4,261.82-1,762.02

Finding the Fourth Proportional to 3,088.31, 4,261.82 and 1,762.02

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Solution

The fourth proportional to 3,088.31, 4,261.82 and 1,762.02 is: 2,431.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.31 : 4,261.82 = 1,762.02 : x
  2. Step 2: Convert to fraction form
    3,088.31/4,261.82 = 1,762.02/x
  3. Step 3: Cross multiply
    3,088.31x = 4,261.82 × 1,762.02
  4. Step 4: Simplify right side
    3,088.31x = 7,509,403.27
  5. Step 5: Solve for x
    x = 7,509,403.27/3,088.31
  6. Step 6: Final answer
    x = 2,431.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.