Home / 1,847.09-2,548.95-1,007.81

Finding the Fourth Proportional to 1,847.09, 2,548.95 and 1,007.81

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Solution

The fourth proportional to 1,847.09, 2,548.95 and 1,007.81 is: 1,390.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,847.09 : 2,548.95 = 1,007.81 : x
  2. Step 2: Convert to fraction form
    1,847.09/2,548.95 = 1,007.81/x
  3. Step 3: Cross multiply
    1,847.09x = 2,548.95 × 1,007.81
  4. Step 4: Simplify right side
    1,847.09x = 2,568,857.30
  5. Step 5: Solve for x
    x = 2,568,857.30/1,847.09
  6. Step 6: Final answer
    x = 1,390.76

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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.