Home / 4,453.40-6,682.54-2,810.72

Finding the Fourth Proportional to 4,453.40, 6,682.54 and 2,810.72

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Solution

The fourth proportional to 4,453.40, 6,682.54 and 2,810.72 is: 4,217.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,453.40 : 6,682.54 = 2,810.72 : x
  2. Step 2: Convert to fraction form
    4,453.40/6,682.54 = 2,810.72/x
  3. Step 3: Cross multiply
    4,453.40x = 6,682.54 × 2,810.72
  4. Step 4: Simplify right side
    4,453.40x = 18,782,748.83
  5. Step 5: Solve for x
    x = 18,782,748.83/4,453.40
  6. Step 6: Final answer
    x = 4,217.62

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1.5x scale

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.