Home / 2,941.72-4,415.68-1,554.71

Finding the Fourth Proportional to 2,941.72, 4,415.68 and 1,554.71

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Solution

The fourth proportional to 2,941.72, 4,415.68 and 1,554.71 is: 2,333.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941.72 : 4,415.68 = 1,554.71 : x
  2. Step 2: Convert to fraction form
    2,941.72/4,415.68 = 1,554.71/x
  3. Step 3: Cross multiply
    2,941.72x = 4,415.68 × 1,554.71
  4. Step 4: Simplify right side
    2,941.72x = 6,865,101.85
  5. Step 5: Solve for x
    x = 6,865,101.85/2,941.72
  6. Step 6: Final answer
    x = 2,333.70

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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.