Home / 9,127.87-12,596.46-4,936.12

Finding the Fourth Proportional to 9,127.87, 12,596.46 and 4,936.12

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Solution

The fourth proportional to 9,127.87, 12,596.46 and 4,936.12 is: 6,811.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.87 : 12,596.46 = 4,936.12 : x
  2. Step 2: Convert to fraction form
    9,127.87/12,596.46 = 4,936.12/x
  3. Step 3: Cross multiply
    9,127.87x = 12,596.46 × 4,936.12
  4. Step 4: Simplify right side
    9,127.87x = 62,177,588.13
  5. Step 5: Solve for x
    x = 62,177,588.13/9,127.87
  6. Step 6: Final answer
    x = 6,811.84

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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.