Home / 8,411.58-11,608.20-4,634.64

Finding the Fourth Proportional to 8,411.58, 11,608.20 and 4,634.64

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Solution

The fourth proportional to 8,411.58, 11,608.20 and 4,634.64 is: 6,395.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,411.58 : 11,608.20 = 4,634.64 : x
  2. Step 2: Convert to fraction form
    8,411.58/11,608.20 = 4,634.64/x
  3. Step 3: Cross multiply
    8,411.58x = 11,608.20 × 4,634.64
  4. Step 4: Simplify right side
    8,411.58x = 53,799,828.05
  5. Step 5: Solve for x
    x = 53,799,828.05/8,411.58
  6. Step 6: Final answer
    x = 6,395.92

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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.