Home / 2,971.75-4,458.23-1,023.70

Finding the Fourth Proportional to 2,971.75, 4,458.23 and 1,023.70

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Solution

The fourth proportional to 2,971.75, 4,458.23 and 1,023.70 is: 1,535.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971.75 : 4,458.23 = 1,023.70 : x
  2. Step 2: Convert to fraction form
    2,971.75/4,458.23 = 1,023.70/x
  3. Step 3: Cross multiply
    2,971.75x = 4,458.23 × 1,023.70
  4. Step 4: Simplify right side
    2,971.75x = 4,563,890.05
  5. Step 5: Solve for x
    x = 4,563,890.05/2,971.75
  6. Step 6: Final answer
    x = 1,535.76

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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.