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Finding the Fourth Proportional to 8,035.96, 12,057.20 and 3,655.48

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Solution

The fourth proportional to 8,035.96, 12,057.20 and 3,655.48 is: 5,484.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,035.96 : 12,057.20 = 3,655.48 : x
  2. Step 2: Convert to fraction form
    8,035.96/12,057.20 = 3,655.48/x
  3. Step 3: Cross multiply
    8,035.96x = 12,057.20 × 3,655.48
  4. Step 4: Simplify right side
    8,035.96x = 44,074,853.46
  5. Step 5: Solve for x
    x = 44,074,853.46/8,035.96
  6. Step 6: Final answer
    x = 5,484.70

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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.