Home / 4,404.40-6,606.61-1,117.76

Finding the Fourth Proportional to 4,404.40, 6,606.61 and 1,117.76

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Solution

The fourth proportional to 4,404.40, 6,606.61 and 1,117.76 is: 1,676.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,404.40 : 6,606.61 = 1,117.76 : x
  2. Step 2: Convert to fraction form
    4,404.40/6,606.61 = 1,117.76/x
  3. Step 3: Cross multiply
    4,404.40x = 6,606.61 × 1,117.76
  4. Step 4: Simplify right side
    4,404.40x = 7,384,568.57
  5. Step 5: Solve for x
    x = 7,384,568.57/4,404.40
  6. Step 6: Final answer
    x = 1,676.64

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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.