Home / 9,485.14-13,089.54-5,236.12

Finding the Fourth Proportional to 9,485.14, 13,089.54 and 5,236.12

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Solution

The fourth proportional to 9,485.14, 13,089.54 and 5,236.12 is: 7,225.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,485.14 : 13,089.54 = 5,236.12 : x
  2. Step 2: Convert to fraction form
    9,485.14/13,089.54 = 5,236.12/x
  3. Step 3: Cross multiply
    9,485.14x = 13,089.54 × 5,236.12
  4. Step 4: Simplify right side
    9,485.14x = 68,538,376.00
  5. Step 5: Solve for x
    x = 68,538,376.00/9,485.14
  6. Step 6: Final answer
    x = 7,225.87

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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.