Home / 11,298.28-16,953.33-8,203.85

Finding the Fourth Proportional to 11,298.28, 16,953.33 and 8,203.85

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Solution

The fourth proportional to 11,298.28, 16,953.33 and 8,203.85 is: 12,310.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,298.28 : 16,953.33 = 8,203.85 : x
  2. Step 2: Convert to fraction form
    11,298.28/16,953.33 = 8,203.85/x
  3. Step 3: Cross multiply
    11,298.28x = 16,953.33 × 8,203.85
  4. Step 4: Simplify right side
    11,298.28x = 139,082,585.89
  5. Step 5: Solve for x
    x = 139,082,585.89/11,298.28
  6. Step 6: Final answer
    x = 12,310.07

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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.