Home / 4,729.81-7,095.57-1,609.66

Finding the Fourth Proportional to 4,729.81, 7,095.57 and 1,609.66

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Solution

The fourth proportional to 4,729.81, 7,095.57 and 1,609.66 is: 2,414.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,729.81 : 7,095.57 = 1,609.66 : x
  2. Step 2: Convert to fraction form
    4,729.81/7,095.57 = 1,609.66/x
  3. Step 3: Cross multiply
    4,729.81x = 7,095.57 × 1,609.66
  4. Step 4: Simplify right side
    4,729.81x = 11,421,431.71
  5. Step 5: Solve for x
    x = 11,421,431.71/4,729.81
  6. Step 6: Final answer
    x = 2,414.78

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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.