Home / 1,546.57-2,319.85-1,271.83

Finding the Fourth Proportional to 1,546.57, 2,319.85 and 1,271.83

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Solution

The fourth proportional to 1,546.57, 2,319.85 and 1,271.83 is: 1,907.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,546.57 : 2,319.85 = 1,271.83 : x
  2. Step 2: Convert to fraction form
    1,546.57/2,319.85 = 1,271.83/x
  3. Step 3: Cross multiply
    1,546.57x = 2,319.85 × 1,271.83
  4. Step 4: Simplify right side
    1,546.57x = 2,950,446.27
  5. Step 5: Solve for x
    x = 2,950,446.27/1,546.57
  6. Step 6: Final answer
    x = 1,907.74

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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.