Home / 2,996.05-4,133.71-1,800.29

Finding the Fourth Proportional to 2,996.05, 4,133.71 and 1,800.29

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Solution

The fourth proportional to 2,996.05, 4,133.71 and 1,800.29 is: 2,483.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,996.05 : 4,133.71 = 1,800.29 : x
  2. Step 2: Convert to fraction form
    2,996.05/4,133.71 = 1,800.29/x
  3. Step 3: Cross multiply
    2,996.05x = 4,133.71 × 1,800.29
  4. Step 4: Simplify right side
    2,996.05x = 7,441,867.77
  5. Step 5: Solve for x
    x = 7,441,867.77/2,996.05
  6. Step 6: Final answer
    x = 2,483.89

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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.