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Finding the Fourth Proportional to 5,914.55, 8,871.82 and 2,406.47

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Solution

The fourth proportional to 5,914.55, 8,871.82 and 2,406.47 is: 3,609.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,914.55 : 8,871.82 = 2,406.47 : x
  2. Step 2: Convert to fraction form
    5,914.55/8,871.82 = 2,406.47/x
  3. Step 3: Cross multiply
    5,914.55x = 8,871.82 × 2,406.47
  4. Step 4: Simplify right side
    5,914.55x = 21,349,718.30
  5. Step 5: Solve for x
    x = 21,349,718.30/5,914.55
  6. Step 6: Final answer
    x = 3,609.69

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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.