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Finding the Fourth Proportional to 8,763.49, 12,094.11 and 5,226.93

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Solution

The fourth proportional to 8,763.49, 12,094.11 and 5,226.93 is: 7,213.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,763.49 : 12,094.11 = 5,226.93 : x
  2. Step 2: Convert to fraction form
    8,763.49/12,094.11 = 5,226.93/x
  3. Step 3: Cross multiply
    8,763.49x = 12,094.11 × 5,226.93
  4. Step 4: Simplify right side
    8,763.49x = 63,215,066.38
  5. Step 5: Solve for x
    x = 63,215,066.38/8,763.49
  6. Step 6: Final answer
    x = 7,213.46

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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.