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Finding the Fourth Proportional to 2,041.94, 3,062.91 and 887.69

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Solution

The fourth proportional to 2,041.94, 3,062.91 and 887.69 is: 1,331.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,041.94 : 3,062.91 = 887.69 : x
  2. Step 2: Convert to fraction form
    2,041.94/3,062.91 = 887.69/x
  3. Step 3: Cross multiply
    2,041.94x = 3,062.91 × 887.69
  4. Step 4: Simplify right side
    2,041.94x = 2,718,903.59
  5. Step 5: Solve for x
    x = 2,718,903.59/2,041.94
  6. Step 6: Final answer
    x = 1,331.53

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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.