Home / 8,411.55-11,608.11-4,634.88

Finding the Fourth Proportional to 8,411.55, 11,608.11 and 4,634.88

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Solution

The fourth proportional to 8,411.55, 11,608.11 and 4,634.88 is: 6,396.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,411.55 : 11,608.11 = 4,634.88 : x
  2. Step 2: Convert to fraction form
    8,411.55/11,608.11 = 4,634.88/x
  3. Step 3: Cross multiply
    8,411.55x = 11,608.11 × 4,634.88
  4. Step 4: Simplify right side
    8,411.55x = 53,802,196.88
  5. Step 5: Solve for x
    x = 53,802,196.88/8,411.55
  6. Step 6: Final answer
    x = 6,396.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.