Home / 4,419.11-6,628.56-1,820.27

Finding the Fourth Proportional to 4,419.11, 6,628.56 and 1,820.27

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Solution

The fourth proportional to 4,419.11, 6,628.56 and 1,820.27 is: 2,730.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,419.11 : 6,628.56 = 1,820.27 : x
  2. Step 2: Convert to fraction form
    4,419.11/6,628.56 = 1,820.27/x
  3. Step 3: Cross multiply
    4,419.11x = 6,628.56 × 1,820.27
  4. Step 4: Simplify right side
    4,419.11x = 12,065,735.77
  5. Step 5: Solve for x
    x = 12,065,735.77/4,419.11
  6. Step 6: Final answer
    x = 2,730.36

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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.