Home / 3,143.94-4,712.58-1,501.62

Finding the Fourth Proportional to 3,143.94, 4,712.58 and 1,501.62

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Solution

The fourth proportional to 3,143.94, 4,712.58 and 1,501.62 is: 2,250.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143.94 : 4,712.58 = 1,501.62 : x
  2. Step 2: Convert to fraction form
    3,143.94/4,712.58 = 1,501.62/x
  3. Step 3: Cross multiply
    3,143.94x = 4,712.58 × 1,501.62
  4. Step 4: Simplify right side
    3,143.94x = 7,076,504.38
  5. Step 5: Solve for x
    x = 7,076,504.38/3,143.94
  6. Step 6: Final answer
    x = 2,250.84

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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.