Home / 8,082.63-11,153.16-4,545.09

Finding the Fourth Proportional to 8,082.63, 11,153.16 and 4,545.09

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Solution

The fourth proportional to 8,082.63, 11,153.16 and 4,545.09 is: 6,271.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,082.63 : 11,153.16 = 4,545.09 : x
  2. Step 2: Convert to fraction form
    8,082.63/11,153.16 = 4,545.09/x
  3. Step 3: Cross multiply
    8,082.63x = 11,153.16 × 4,545.09
  4. Step 4: Simplify right side
    8,082.63x = 50,692,115.98
  5. Step 5: Solve for x
    x = 50,692,115.98/8,082.63
  6. Step 6: Final answer
    x = 6,271.74

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Half scale
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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.