Home / 9,936.80-14,872.75-7,303.61

Finding the Fourth Proportional to 9,936.80, 14,872.75 and 7,303.61

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Solution

The fourth proportional to 9,936.80, 14,872.75 and 7,303.61 is: 10,931.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,936.80 : 14,872.75 = 7,303.61 : x
  2. Step 2: Convert to fraction form
    9,936.80/14,872.75 = 7,303.61/x
  3. Step 3: Cross multiply
    9,936.80x = 14,872.75 × 7,303.61
  4. Step 4: Simplify right side
    9,936.80x = 108,624,811.94
  5. Step 5: Solve for x
    x = 108,624,811.94/9,936.80
  6. Step 6: Final answer
    x = 10,931.57

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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.