Home / 4,677.75-7,016.61-1,903.80

Finding the Fourth Proportional to 4,677.75, 7,016.61 and 1,903.80

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Solution

The fourth proportional to 4,677.75, 7,016.61 and 1,903.80 is: 2,855.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677.75 : 7,016.61 = 1,903.80 : x
  2. Step 2: Convert to fraction form
    4,677.75/7,016.61 = 1,903.80/x
  3. Step 3: Cross multiply
    4,677.75x = 7,016.61 × 1,903.80
  4. Step 4: Simplify right side
    4,677.75x = 13,358,212.60
  5. Step 5: Solve for x
    x = 13,358,212.60/4,677.75
  6. Step 6: Final answer
    x = 2,855.69

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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.