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Finding the Fourth Proportional to 7,008.03, 9,671.77 and 5,236.56

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Solution

The fourth proportional to 7,008.03, 9,671.77 and 5,236.56 is: 7,226.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008.03 : 9,671.77 = 5,236.56 : x
  2. Step 2: Convert to fraction form
    7,008.03/9,671.77 = 5,236.56/x
  3. Step 3: Cross multiply
    7,008.03x = 9,671.77 × 5,236.56
  4. Step 4: Simplify right side
    7,008.03x = 50,646,803.91
  5. Step 5: Solve for x
    x = 50,646,803.91/7,008.03
  6. Step 6: Final answer
    x = 7,226.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.