Home / 11,620.84-17,425.80-4,223.32

Finding the Fourth Proportional to 11,620.84, 17,425.80 and 4,223.32

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Solution

The fourth proportional to 11,620.84, 17,425.80 and 4,223.32 is: 6,333.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,620.84 : 17,425.80 = 4,223.32 : x
  2. Step 2: Convert to fraction form
    11,620.84/17,425.80 = 4,223.32/x
  3. Step 3: Cross multiply
    11,620.84x = 17,425.80 × 4,223.32
  4. Step 4: Simplify right side
    11,620.84x = 73,594,729.66
  5. Step 5: Solve for x
    x = 73,594,729.66/11,620.84
  6. Step 6: Final answer
    x = 6,333.00

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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.