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Finding the Fourth Proportional to 7,550.59, 11,320.89 and 3,602.46

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Solution

The fourth proportional to 7,550.59, 11,320.89 and 3,602.46 is: 5,401.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,550.59 : 11,320.89 = 3,602.46 : x
  2. Step 2: Convert to fraction form
    7,550.59/11,320.89 = 3,602.46/x
  3. Step 3: Cross multiply
    7,550.59x = 11,320.89 × 3,602.46
  4. Step 4: Simplify right side
    7,550.59x = 40,783,046.63
  5. Step 5: Solve for x
    x = 40,783,046.63/7,550.59
  6. Step 6: Final answer
    x = 5,401.30

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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.