Home / 3,134.15-4,324.48-1,807.50

Finding the Fourth Proportional to 3,134.15, 4,324.48 and 1,807.50

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Solution

The fourth proportional to 3,134.15, 4,324.48 and 1,807.50 is: 2,493.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.15 : 4,324.48 = 1,807.50 : x
  2. Step 2: Convert to fraction form
    3,134.15/4,324.48 = 1,807.50/x
  3. Step 3: Cross multiply
    3,134.15x = 4,324.48 × 1,807.50
  4. Step 4: Simplify right side
    3,134.15x = 7,816,497.60
  5. Step 5: Solve for x
    x = 7,816,497.60/3,134.15
  6. Step 6: Final answer
    x = 2,493.98

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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.