Home / 7,950.43-11,918.35-3,565.50

Finding the Fourth Proportional to 7,950.43, 11,918.35 and 3,565.50

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Solution

The fourth proportional to 7,950.43, 11,918.35 and 3,565.50 is: 5,344.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,950.43 : 11,918.35 = 3,565.50 : x
  2. Step 2: Convert to fraction form
    7,950.43/11,918.35 = 3,565.50/x
  3. Step 3: Cross multiply
    7,950.43x = 11,918.35 × 3,565.50
  4. Step 4: Simplify right side
    7,950.43x = 42,494,799.51
  5. Step 5: Solve for x
    x = 42,494,799.51/7,950.43
  6. Step 6: Final answer
    x = 5,344.97

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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.