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Finding the Fourth Proportional to 8,753.01, 13,106.03 and 5,459.55

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Solution

The fourth proportional to 8,753.01, 13,106.03 and 5,459.55 is: 8,174.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,753.01 : 13,106.03 = 5,459.55 : x
  2. Step 2: Convert to fraction form
    8,753.01/13,106.03 = 5,459.55/x
  3. Step 3: Cross multiply
    8,753.01x = 13,106.03 × 5,459.55
  4. Step 4: Simplify right side
    8,753.01x = 71,552,998.79
  5. Step 5: Solve for x
    x = 71,552,998.79/8,753.01
  6. Step 6: Final answer
    x = 8,174.67

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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.