Home / 11,735.04-17,607.60-7,787.68

Finding the Fourth Proportional to 11,735.04, 17,607.60 and 7,787.68

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Solution

The fourth proportional to 11,735.04, 17,607.60 and 7,787.68 is: 11,684.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,735.04 : 17,607.60 = 7,787.68 : x
  2. Step 2: Convert to fraction form
    11,735.04/17,607.60 = 7,787.68/x
  3. Step 3: Cross multiply
    11,735.04x = 17,607.60 × 7,787.68
  4. Step 4: Simplify right side
    11,735.04x = 137,122,310.35
  5. Step 5: Solve for x
    x = 137,122,310.35/11,735.04
  6. Step 6: Final answer
    x = 11,684.86

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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.