Home / 1,970.12-2,951.37-1,044.43

Finding the Fourth Proportional to 1,970.12, 2,951.37 and 1,044.43

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Solution

The fourth proportional to 1,970.12, 2,951.37 and 1,044.43 is: 1,564.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970.12 : 2,951.37 = 1,044.43 : x
  2. Step 2: Convert to fraction form
    1,970.12/2,951.37 = 1,044.43/x
  3. Step 3: Cross multiply
    1,970.12x = 2,951.37 × 1,044.43
  4. Step 4: Simplify right side
    1,970.12x = 3,082,491.99
  5. Step 5: Solve for x
    x = 3,082,491.99/1,970.12
  6. Step 6: Final answer
    x = 1,564.62

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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.