Home / 8,736.40-13,107.84-4,058.68

Finding the Fourth Proportional to 8,736.40, 13,107.84 and 4,058.68

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Solution

The fourth proportional to 8,736.40, 13,107.84 and 4,058.68 is: 6,089.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736.40 : 13,107.84 = 4,058.68 : x
  2. Step 2: Convert to fraction form
    8,736.40/13,107.84 = 4,058.68/x
  3. Step 3: Cross multiply
    8,736.40x = 13,107.84 × 4,058.68
  4. Step 4: Simplify right side
    8,736.40x = 53,200,528.05
  5. Step 5: Solve for x
    x = 53,200,528.05/8,736.40
  6. Step 6: Final answer
    x = 6,089.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.