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Finding the Fourth Proportional to 4,798.58, 7,195.81 and 1,677.65

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Solution

The fourth proportional to 4,798.58, 7,195.81 and 1,677.65 is: 2,515.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,798.58 : 7,195.81 = 1,677.65 : x
  2. Step 2: Convert to fraction form
    4,798.58/7,195.81 = 1,677.65/x
  3. Step 3: Cross multiply
    4,798.58x = 7,195.81 × 1,677.65
  4. Step 4: Simplify right side
    4,798.58x = 12,072,050.65
  5. Step 5: Solve for x
    x = 12,072,050.65/4,798.58
  6. Step 6: Final answer
    x = 2,515.75

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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.