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Finding the Fourth Proportional to 7,559.03, 11,327.45 and 3,805.65

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Solution

The fourth proportional to 7,559.03, 11,327.45 and 3,805.65 is: 5,702.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,559.03 : 11,327.45 = 3,805.65 : x
  2. Step 2: Convert to fraction form
    7,559.03/11,327.45 = 3,805.65/x
  3. Step 3: Cross multiply
    7,559.03x = 11,327.45 × 3,805.65
  4. Step 4: Simplify right side
    7,559.03x = 43,108,291.06
  5. Step 5: Solve for x
    x = 43,108,291.06/7,559.03
  6. Step 6: Final answer
    x = 5,702.89

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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.