Home / 4,729.18-7,091.06-1,805.62

Finding the Fourth Proportional to 4,729.18, 7,091.06 and 1,805.62

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Solution

The fourth proportional to 4,729.18, 7,091.06 and 1,805.62 is: 2,707.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,729.18 : 7,091.06 = 1,805.62 : x
  2. Step 2: Convert to fraction form
    4,729.18/7,091.06 = 1,805.62/x
  3. Step 3: Cross multiply
    4,729.18x = 7,091.06 × 1,805.62
  4. Step 4: Simplify right side
    4,729.18x = 12,803,759.76
  5. Step 5: Solve for x
    x = 12,803,759.76/4,729.18
  6. Step 6: Final answer
    x = 2,707.40

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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.