Home / 3,890.74-5,829.51-2,348.50

Finding the Fourth Proportional to 3,890.74, 5,829.51 and 2,348.50

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Solution

The fourth proportional to 3,890.74, 5,829.51 and 2,348.50 is: 3,518.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,890.74 : 5,829.51 = 2,348.50 : x
  2. Step 2: Convert to fraction form
    3,890.74/5,829.51 = 2,348.50/x
  3. Step 3: Cross multiply
    3,890.74x = 5,829.51 × 2,348.50
  4. Step 4: Simplify right side
    3,890.74x = 13,690,604.24
  5. Step 5: Solve for x
    x = 13,690,604.24/3,890.74
  6. Step 6: Final answer
    x = 3,518.77

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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.