Home / 8,784.40-13,180.92-4,104.73

Finding the Fourth Proportional to 8,784.40, 13,180.92 and 4,104.73

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Solution

The fourth proportional to 8,784.40, 13,180.92 and 4,104.73 is: 6,159.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,784.40 : 13,180.92 = 4,104.73 : x
  2. Step 2: Convert to fraction form
    8,784.40/13,180.92 = 4,104.73/x
  3. Step 3: Cross multiply
    8,784.40x = 13,180.92 × 4,104.73
  4. Step 4: Simplify right side
    8,784.40x = 54,104,138.02
  5. Step 5: Solve for x
    x = 54,104,138.02/8,784.40
  6. Step 6: Final answer
    x = 6,159.12

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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.