Home / 8,204.55-11,320.45-4,845.07

Finding the Fourth Proportional to 8,204.55, 11,320.45 and 4,845.07

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Solution

The fourth proportional to 8,204.55, 11,320.45 and 4,845.07 is: 6,685.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,204.55 : 11,320.45 = 4,845.07 : x
  2. Step 2: Convert to fraction form
    8,204.55/11,320.45 = 4,845.07/x
  3. Step 3: Cross multiply
    8,204.55x = 11,320.45 × 4,845.07
  4. Step 4: Simplify right side
    8,204.55x = 54,848,372.68
  5. Step 5: Solve for x
    x = 54,848,372.68/8,204.55
  6. Step 6: Final answer
    x = 6,685.12

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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.