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Finding the Fourth Proportional to 7,003.44, 10,505.03 and 1,738.46

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Solution

The fourth proportional to 7,003.44, 10,505.03 and 1,738.46 is: 2,607.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003.44 : 10,505.03 = 1,738.46 : x
  2. Step 2: Convert to fraction form
    7,003.44/10,505.03 = 1,738.46/x
  3. Step 3: Cross multiply
    7,003.44x = 10,505.03 × 1,738.46
  4. Step 4: Simplify right side
    7,003.44x = 18,262,592.02
  5. Step 5: Solve for x
    x = 18,262,592.02/7,003.44
  6. Step 6: Final answer
    x = 2,607.66

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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.