Home / 7,377.73-11,059.89-3,681.09

Finding the Fourth Proportional to 7,377.73, 11,059.89 and 3,681.09

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Solution

The fourth proportional to 7,377.73, 11,059.89 and 3,681.09 is: 5,518.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377.73 : 11,059.89 = 3,681.09 : x
  2. Step 2: Convert to fraction form
    7,377.73/11,059.89 = 3,681.09/x
  3. Step 3: Cross multiply
    7,377.73x = 11,059.89 × 3,681.09
  4. Step 4: Simplify right side
    7,377.73x = 40,712,450.48
  5. Step 5: Solve for x
    x = 40,712,450.48/7,377.73
  6. Step 6: Final answer
    x = 5,518.29

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1.5x scale

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.