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Finding the Fourth Proportional to 11,800.35, 17,700.53 and 3,035.34

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Solution

The fourth proportional to 11,800.35, 17,700.53 and 3,035.34 is: 4,553.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,800.35 : 17,700.53 = 3,035.34 : x
  2. Step 2: Convert to fraction form
    11,800.35/17,700.53 = 3,035.34/x
  3. Step 3: Cross multiply
    11,800.35x = 17,700.53 × 3,035.34
  4. Step 4: Simplify right side
    11,800.35x = 53,727,111.55
  5. Step 5: Solve for x
    x = 53,727,111.55/11,800.35
  6. Step 6: Final answer
    x = 4,553.01

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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.