Home / 8,925.84-13,390.26-3,081.09

Finding the Fourth Proportional to 8,925.84, 13,390.26 and 3,081.09

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Solution

The fourth proportional to 8,925.84, 13,390.26 and 3,081.09 is: 4,622.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,925.84 : 13,390.26 = 3,081.09 : x
  2. Step 2: Convert to fraction form
    8,925.84/13,390.26 = 3,081.09/x
  3. Step 3: Cross multiply
    8,925.84x = 13,390.26 × 3,081.09
  4. Step 4: Simplify right side
    8,925.84x = 41,256,596.18
  5. Step 5: Solve for x
    x = 41,256,596.18/8,925.84
  6. Step 6: Final answer
    x = 4,622.15

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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.