Home / 4,853.16-7,281.36-1,930.68

Finding the Fourth Proportional to 4,853.16, 7,281.36 and 1,930.68

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Solution

The fourth proportional to 4,853.16, 7,281.36 and 1,930.68 is: 2,896.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,853.16 : 7,281.36 = 1,930.68 : x
  2. Step 2: Convert to fraction form
    4,853.16/7,281.36 = 1,930.68/x
  3. Step 3: Cross multiply
    4,853.16x = 7,281.36 × 1,930.68
  4. Step 4: Simplify right side
    4,853.16x = 14,057,976.12
  5. Step 5: Solve for x
    x = 14,057,976.12/4,853.16
  6. Step 6: Final answer
    x = 2,896.66

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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.