Home / 3,513.92-5,271.08-2,997.52

Finding the Fourth Proportional to 3,513.92, 5,271.08 and 2,997.52

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Solution

The fourth proportional to 3,513.92, 5,271.08 and 2,997.52 is: 4,496.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.92 : 5,271.08 = 2,997.52 : x
  2. Step 2: Convert to fraction form
    3,513.92/5,271.08 = 2,997.52/x
  3. Step 3: Cross multiply
    3,513.92x = 5,271.08 × 2,997.52
  4. Step 4: Simplify right side
    3,513.92x = 15,800,167.72
  5. Step 5: Solve for x
    x = 15,800,167.72/3,513.92
  6. Step 6: Final answer
    x = 4,496.45

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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.