Home / 9,485.29-13,089.63-5,236.36

Finding the Fourth Proportional to 9,485.29, 13,089.63 and 5,236.36

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Solution

The fourth proportional to 9,485.29, 13,089.63 and 5,236.36 is: 7,226.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,485.29 : 13,089.63 = 5,236.36 : x
  2. Step 2: Convert to fraction form
    9,485.29/13,089.63 = 5,236.36/x
  3. Step 3: Cross multiply
    9,485.29x = 13,089.63 × 5,236.36
  4. Step 4: Simplify right side
    9,485.29x = 68,542,014.95
  5. Step 5: Solve for x
    x = 68,542,014.95/9,485.29
  6. Step 6: Final answer
    x = 7,226.14

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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.