Home / 9,247.86-12,759.26-5,471.46

Finding the Fourth Proportional to 9,247.86, 12,759.26 and 5,471.46

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Solution

The fourth proportional to 9,247.86, 12,759.26 and 5,471.46 is: 7,548.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,247.86 : 12,759.26 = 5,471.46 : x
  2. Step 2: Convert to fraction form
    9,247.86/12,759.26 = 5,471.46/x
  3. Step 3: Cross multiply
    9,247.86x = 12,759.26 × 5,471.46
  4. Step 4: Simplify right side
    9,247.86x = 69,811,753.36
  5. Step 5: Solve for x
    x = 69,811,753.36/9,247.86
  6. Step 6: Final answer
    x = 7,548.96

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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.