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Finding the Fourth Proportional to 7,605.59, 11,408.54 and 3,444.84

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Solution

The fourth proportional to 7,605.59, 11,408.54 and 3,444.84 is: 5,167.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,605.59 : 11,408.54 = 3,444.84 : x
  2. Step 2: Convert to fraction form
    7,605.59/11,408.54 = 3,444.84/x
  3. Step 3: Cross multiply
    7,605.59x = 11,408.54 × 3,444.84
  4. Step 4: Simplify right side
    7,605.59x = 39,300,577.71
  5. Step 5: Solve for x
    x = 39,300,577.71/7,605.59
  6. Step 6: Final answer
    x = 5,167.33

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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.