Home / 6,539.92-9,810.80-2,379.48

Finding the Fourth Proportional to 6,539.92, 9,810.80 and 2,379.48

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Solution

The fourth proportional to 6,539.92, 9,810.80 and 2,379.48 is: 3,569.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,539.92 : 9,810.80 = 2,379.48 : x
  2. Step 2: Convert to fraction form
    6,539.92/9,810.80 = 2,379.48/x
  3. Step 3: Cross multiply
    6,539.92x = 9,810.80 × 2,379.48
  4. Step 4: Simplify right side
    6,539.92x = 23,344,602.38
  5. Step 5: Solve for x
    x = 23,344,602.38/6,539.92
  6. Step 6: Final answer
    x = 3,569.55

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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.