Home / 3,089.18-4,262-2,342.36

Finding the Fourth Proportional to 3,089.18, 4,262 and 2,342.36

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Solution

The fourth proportional to 3,089.18, 4,262 and 2,342.36 is: 3,231.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.18 : 4,262 = 2,342.36 : x
  2. Step 2: Convert to fraction form
    3,089.18/4,262 = 2,342.36/x
  3. Step 3: Cross multiply
    3,089.18x = 4,262 × 2,342.36
  4. Step 4: Simplify right side
    3,089.18x = 9,983,138.32
  5. Step 5: Solve for x
    x = 9,983,138.32/3,089.18
  6. Step 6: Final answer
    x = 3,231.65

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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.