Home / 4,379.80-6,573.06-1,784.92

Finding the Fourth Proportional to 4,379.80, 6,573.06 and 1,784.92

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Solution

The fourth proportional to 4,379.80, 6,573.06 and 1,784.92 is: 2,678.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.80 : 6,573.06 = 1,784.92 : x
  2. Step 2: Convert to fraction form
    4,379.80/6,573.06 = 1,784.92/x
  3. Step 3: Cross multiply
    4,379.80x = 6,573.06 × 1,784.92
  4. Step 4: Simplify right side
    4,379.80x = 11,732,386.26
  5. Step 5: Solve for x
    x = 11,732,386.26/4,379.80
  6. Step 6: Final answer
    x = 2,678.75

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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.