Home / 4,970.22-7,455.45-1,682.70

Finding the Fourth Proportional to 4,970.22, 7,455.45 and 1,682.70

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Solution

The fourth proportional to 4,970.22, 7,455.45 and 1,682.70 is: 2,524.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.22 : 7,455.45 = 1,682.70 : x
  2. Step 2: Convert to fraction form
    4,970.22/7,455.45 = 1,682.70/x
  3. Step 3: Cross multiply
    4,970.22x = 7,455.45 × 1,682.70
  4. Step 4: Simplify right side
    4,970.22x = 12,545,285.72
  5. Step 5: Solve for x
    x = 12,545,285.72/4,970.22
  6. Step 6: Final answer
    x = 2,524.09

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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.