Home / 5,513.24-8,274.72-2,228.70

Finding the Fourth Proportional to 5,513.24, 8,274.72 and 2,228.70

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Solution

The fourth proportional to 5,513.24, 8,274.72 and 2,228.70 is: 3,345.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.24 : 8,274.72 = 2,228.70 : x
  2. Step 2: Convert to fraction form
    5,513.24/8,274.72 = 2,228.70/x
  3. Step 3: Cross multiply
    5,513.24x = 8,274.72 × 2,228.70
  4. Step 4: Simplify right side
    5,513.24x = 18,441,868.46
  5. Step 5: Solve for x
    x = 18,441,868.46/5,513.24
  6. Step 6: Final answer
    x = 3,345.01

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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.