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Finding the Fourth Proportional to 3,484.01, 5,225.11 and 1,840.12

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Solution

The fourth proportional to 3,484.01, 5,225.11 and 1,840.12 is: 2,759.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,484.01 : 5,225.11 = 1,840.12 : x
  2. Step 2: Convert to fraction form
    3,484.01/5,225.11 = 1,840.12/x
  3. Step 3: Cross multiply
    3,484.01x = 5,225.11 × 1,840.12
  4. Step 4: Simplify right side
    3,484.01x = 9,614,811.75
  5. Step 5: Solve for x
    x = 9,614,811.75/3,484.01
  6. Step 6: Final answer
    x = 2,759.69

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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.