Home / 8,284.88-11,433.60-4,748.68

Finding the Fourth Proportional to 8,284.88, 11,433.60 and 4,748.68

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Solution

The fourth proportional to 8,284.88, 11,433.60 and 4,748.68 is: 6,553.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284.88 : 11,433.60 = 4,748.68 : x
  2. Step 2: Convert to fraction form
    8,284.88/11,433.60 = 4,748.68/x
  3. Step 3: Cross multiply
    8,284.88x = 11,433.60 × 4,748.68
  4. Step 4: Simplify right side
    8,284.88x = 54,294,507.65
  5. Step 5: Solve for x
    x = 54,294,507.65/8,284.88
  6. Step 6: Final answer
    x = 6,553.45

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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.