Home / 11,803.29-17,706.84-4,783.74

Finding the Fourth Proportional to 11,803.29, 17,706.84 and 4,783.74

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Solution

The fourth proportional to 11,803.29, 17,706.84 and 4,783.74 is: 7,176.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,803.29 : 17,706.84 = 4,783.74 : x
  2. Step 2: Convert to fraction form
    11,803.29/17,706.84 = 4,783.74/x
  3. Step 3: Cross multiply
    11,803.29x = 17,706.84 × 4,783.74
  4. Step 4: Simplify right side
    11,803.29x = 84,704,918.78
  5. Step 5: Solve for x
    x = 84,704,918.78/11,803.29
  6. Step 6: Final answer
    x = 7,176.38

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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.