Home / 8,891.94-13,342.59-3,630.84

Finding the Fourth Proportional to 8,891.94, 13,342.59 and 3,630.84

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Solution

The fourth proportional to 8,891.94, 13,342.59 and 3,630.84 is: 5,448.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,891.94 : 13,342.59 = 3,630.84 : x
  2. Step 2: Convert to fraction form
    8,891.94/13,342.59 = 3,630.84/x
  3. Step 3: Cross multiply
    8,891.94x = 13,342.59 × 3,630.84
  4. Step 4: Simplify right side
    8,891.94x = 48,444,809.48
  5. Step 5: Solve for x
    x = 48,444,809.48/8,891.94
  6. Step 6: Final answer
    x = 5,448.17

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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.