Home / 8,494.08-11,720.52-4,859.84

Finding the Fourth Proportional to 8,494.08, 11,720.52 and 4,859.84

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Solution

The fourth proportional to 8,494.08, 11,720.52 and 4,859.84 is: 6,705.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,494.08 : 11,720.52 = 4,859.84 : x
  2. Step 2: Convert to fraction form
    8,494.08/11,720.52 = 4,859.84/x
  3. Step 3: Cross multiply
    8,494.08x = 11,720.52 × 4,859.84
  4. Step 4: Simplify right side
    8,494.08x = 56,959,851.92
  5. Step 5: Solve for x
    x = 56,959,851.92/8,494.08
  6. Step 6: Final answer
    x = 6,705.83

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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.