Home / 9,313.14-13,969.70-2,739.32

Finding the Fourth Proportional to 9,313.14, 13,969.70 and 2,739.32

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Solution

The fourth proportional to 9,313.14, 13,969.70 and 2,739.32 is: 4,108.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,313.14 : 13,969.70 = 2,739.32 : x
  2. Step 2: Convert to fraction form
    9,313.14/13,969.70 = 2,739.32/x
  3. Step 3: Cross multiply
    9,313.14x = 13,969.70 × 2,739.32
  4. Step 4: Simplify right side
    9,313.14x = 38,267,485.45
  5. Step 5: Solve for x
    x = 38,267,485.45/9,313.14
  6. Step 6: Final answer
    x = 4,108.98

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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.