Home / 1,863.09-2,571.08-1,066.32

Finding the Fourth Proportional to 1,863.09, 2,571.08 and 1,066.32

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Solution

The fourth proportional to 1,863.09, 2,571.08 and 1,066.32 is: 1,471.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863.09 : 2,571.08 = 1,066.32 : x
  2. Step 2: Convert to fraction form
    1,863.09/2,571.08 = 1,066.32/x
  3. Step 3: Cross multiply
    1,863.09x = 2,571.08 × 1,066.32
  4. Step 4: Simplify right side
    1,863.09x = 2,741,588.69
  5. Step 5: Solve for x
    x = 2,741,588.69/1,863.09
  6. Step 6: Final answer
    x = 1,471.53

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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.