Home / 8,276.44-11,421.01-4,499.58

Finding the Fourth Proportional to 8,276.44, 11,421.01 and 4,499.58

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Solution

The fourth proportional to 8,276.44, 11,421.01 and 4,499.58 is: 6,209.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276.44 : 11,421.01 = 4,499.58 : x
  2. Step 2: Convert to fraction form
    8,276.44/11,421.01 = 4,499.58/x
  3. Step 3: Cross multiply
    8,276.44x = 11,421.01 × 4,499.58
  4. Step 4: Simplify right side
    8,276.44x = 51,389,725.68
  5. Step 5: Solve for x
    x = 51,389,725.68/8,276.44
  6. Step 6: Final answer
    x = 6,209.16

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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.