Home / 3,176.69-4,384.06-1,850.45

Finding the Fourth Proportional to 3,176.69, 4,384.06 and 1,850.45

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Solution

The fourth proportional to 3,176.69, 4,384.06 and 1,850.45 is: 2,553.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.69 : 4,384.06 = 1,850.45 : x
  2. Step 2: Convert to fraction form
    3,176.69/4,384.06 = 1,850.45/x
  3. Step 3: Cross multiply
    3,176.69x = 4,384.06 × 1,850.45
  4. Step 4: Simplify right side
    3,176.69x = 8,112,457.28
  5. Step 5: Solve for x
    x = 8,112,457.28/3,176.69
  6. Step 6: Final answer
    x = 2,553.75

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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.