Home / 3,628.47-5,441.39-1,548.70

Finding the Fourth Proportional to 3,628.47, 5,441.39 and 1,548.70

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Solution

The fourth proportional to 3,628.47, 5,441.39 and 1,548.70 is: 2,322.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.47 : 5,441.39 = 1,548.70 : x
  2. Step 2: Convert to fraction form
    3,628.47/5,441.39 = 1,548.70/x
  3. Step 3: Cross multiply
    3,628.47x = 5,441.39 × 1,548.70
  4. Step 4: Simplify right side
    3,628.47x = 8,427,045.74
  5. Step 5: Solve for x
    x = 8,427,045.74/3,628.47
  6. Step 6: Final answer
    x = 2,322.48

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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.