Home / 1,971.30-2,954.37-1,044.90

Finding the Fourth Proportional to 1,971.30, 2,954.37 and 1,044.90

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Solution

The fourth proportional to 1,971.30, 2,954.37 and 1,044.90 is: 1,565.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971.30 : 2,954.37 = 1,044.90 : x
  2. Step 2: Convert to fraction form
    1,971.30/2,954.37 = 1,044.90/x
  3. Step 3: Cross multiply
    1,971.30x = 2,954.37 × 1,044.90
  4. Step 4: Simplify right side
    1,971.30x = 3,087,025.13
  5. Step 5: Solve for x
    x = 3,087,025.13/1,971.30
  6. Step 6: Final answer
    x = 1,565.98

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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.