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Finding the Fourth Proportional to 8,298.05, 11,450.78 and 4,941.11

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Solution

The fourth proportional to 8,298.05, 11,450.78 and 4,941.11 is: 6,818.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,298.05 : 11,450.78 = 4,941.11 : x
  2. Step 2: Convert to fraction form
    8,298.05/11,450.78 = 4,941.11/x
  3. Step 3: Cross multiply
    8,298.05x = 11,450.78 × 4,941.11
  4. Step 4: Simplify right side
    8,298.05x = 56,579,538.86
  5. Step 5: Solve for x
    x = 56,579,538.86/8,298.05
  6. Step 6: Final answer
    x = 6,818.41

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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.