Home / 8,464.43-11,684.05-5,107.39

Finding the Fourth Proportional to 8,464.43, 11,684.05 and 5,107.39

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Solution

The fourth proportional to 8,464.43, 11,684.05 and 5,107.39 is: 7,050.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,464.43 : 11,684.05 = 5,107.39 : x
  2. Step 2: Convert to fraction form
    8,464.43/11,684.05 = 5,107.39/x
  3. Step 3: Cross multiply
    8,464.43x = 11,684.05 × 5,107.39
  4. Step 4: Simplify right side
    8,464.43x = 59,674,958.15
  5. Step 5: Solve for x
    x = 59,674,958.15/8,464.43
  6. Step 6: Final answer
    x = 7,050.08

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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.