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Finding the Fourth Proportional to 7,471.50, 10,313.49 and 5,873.98

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Solution

The fourth proportional to 7,471.50, 10,313.49 and 5,873.98 is: 8,108.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,471.50 : 10,313.49 = 5,873.98 : x
  2. Step 2: Convert to fraction form
    7,471.50/10,313.49 = 5,873.98/x
  3. Step 3: Cross multiply
    7,471.50x = 10,313.49 × 5,873.98
  4. Step 4: Simplify right side
    7,471.50x = 60,581,233.99
  5. Step 5: Solve for x
    x = 60,581,233.99/7,471.50
  6. Step 6: Final answer
    x = 8,108.31

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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.