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Finding the Fourth Proportional to 7,609.04, 11,412.12 and 4,796.72

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Solution

The fourth proportional to 7,609.04, 11,412.12 and 4,796.72 is: 7,194.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,609.04 : 11,412.12 = 4,796.72 : x
  2. Step 2: Convert to fraction form
    7,609.04/11,412.12 = 4,796.72/x
  3. Step 3: Cross multiply
    7,609.04x = 11,412.12 × 4,796.72
  4. Step 4: Simplify right side
    7,609.04x = 54,740,744.25
  5. Step 5: Solve for x
    x = 54,740,744.25/7,609.04
  6. Step 6: Final answer
    x = 7,194.17

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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.