Home / 3,548.05-4,896.89-2,151.49

Finding the Fourth Proportional to 3,548.05, 4,896.89 and 2,151.49

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Solution

The fourth proportional to 3,548.05, 4,896.89 and 2,151.49 is: 2,969.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.05 : 4,896.89 = 2,151.49 : x
  2. Step 2: Convert to fraction form
    3,548.05/4,896.89 = 2,151.49/x
  3. Step 3: Cross multiply
    3,548.05x = 4,896.89 × 2,151.49
  4. Step 4: Simplify right side
    3,548.05x = 10,535,599.11
  5. Step 5: Solve for x
    x = 10,535,599.11/3,548.05
  6. Step 6: Final answer
    x = 2,969.41

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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.