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Finding the Fourth Proportional to 7,503.73, 11,255.70 and 3,607.24

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Solution

The fourth proportional to 7,503.73, 11,255.70 and 3,607.24 is: 5,410.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,503.73 : 11,255.70 = 3,607.24 : x
  2. Step 2: Convert to fraction form
    7,503.73/11,255.70 = 3,607.24/x
  3. Step 3: Cross multiply
    7,503.73x = 11,255.70 × 3,607.24
  4. Step 4: Simplify right side
    7,503.73x = 40,602,011.27
  5. Step 5: Solve for x
    x = 40,602,011.27/7,503.73
  6. Step 6: Final answer
    x = 5,410.91

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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.