Home / 10,471.08-14,450.10-5,755.60

Finding the Fourth Proportional to 10,471.08, 14,450.10 and 5,755.60

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Solution

The fourth proportional to 10,471.08, 14,450.10 and 5,755.60 is: 7,942.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,471.08 : 14,450.10 = 5,755.60 : x
  2. Step 2: Convert to fraction form
    10,471.08/14,450.10 = 5,755.60/x
  3. Step 3: Cross multiply
    10,471.08x = 14,450.10 × 5,755.60
  4. Step 4: Simplify right side
    10,471.08x = 83,168,995.56
  5. Step 5: Solve for x
    x = 83,168,995.56/10,471.08
  6. Step 6: Final answer
    x = 7,942.73

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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.