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Finding the Fourth Proportional to 2,041.76, 3,062.57 and 887.51

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Solution

The fourth proportional to 2,041.76, 3,062.57 and 887.51 is: 1,331.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,041.76 : 3,062.57 = 887.51 : x
  2. Step 2: Convert to fraction form
    2,041.76/3,062.57 = 887.51/x
  3. Step 3: Cross multiply
    2,041.76x = 3,062.57 × 887.51
  4. Step 4: Simplify right side
    2,041.76x = 2,718,041.75
  5. Step 5: Solve for x
    x = 2,718,041.75/2,041.76
  6. Step 6: Final answer
    x = 1,331.23

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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.