Home / 4,145.47-6,217.30-1,371.49

Finding the Fourth Proportional to 4,145.47, 6,217.30 and 1,371.49

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Solution

The fourth proportional to 4,145.47, 6,217.30 and 1,371.49 is: 2,056.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145.47 : 6,217.30 = 1,371.49 : x
  2. Step 2: Convert to fraction form
    4,145.47/6,217.30 = 1,371.49/x
  3. Step 3: Cross multiply
    4,145.47x = 6,217.30 × 1,371.49
  4. Step 4: Simplify right side
    4,145.47x = 8,526,964.78
  5. Step 5: Solve for x
    x = 8,526,964.78/4,145.47
  6. Step 6: Final answer
    x = 2,056.94

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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.