Home / 8,934.16-13,392.60-3,086.32

Finding the Fourth Proportional to 8,934.16, 13,392.60 and 3,086.32

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Solution

The fourth proportional to 8,934.16, 13,392.60 and 3,086.32 is: 4,626.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,934.16 : 13,392.60 = 3,086.32 : x
  2. Step 2: Convert to fraction form
    8,934.16/13,392.60 = 3,086.32/x
  3. Step 3: Cross multiply
    8,934.16x = 13,392.60 × 3,086.32
  4. Step 4: Simplify right side
    8,934.16x = 41,333,849.23
  5. Step 5: Solve for x
    x = 41,333,849.23/8,934.16
  6. Step 6: Final answer
    x = 4,626.50

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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.