Home / 7,566.21-11,342.03-3,870.18

Finding the Fourth Proportional to 7,566.21, 11,342.03 and 3,870.18

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Solution

The fourth proportional to 7,566.21, 11,342.03 and 3,870.18 is: 5,801.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,566.21 : 11,342.03 = 3,870.18 : x
  2. Step 2: Convert to fraction form
    7,566.21/11,342.03 = 3,870.18/x
  3. Step 3: Cross multiply
    7,566.21x = 11,342.03 × 3,870.18
  4. Step 4: Simplify right side
    7,566.21x = 43,895,678.31
  5. Step 5: Solve for x
    x = 43,895,678.31/7,566.21
  6. Step 6: Final answer
    x = 5,801.54

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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.