Home / 11,657.34-17,487.54-3,757.32

Finding the Fourth Proportional to 11,657.34, 17,487.54 and 3,757.32

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Solution

The fourth proportional to 11,657.34, 17,487.54 and 3,757.32 is: 5,636.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,657.34 : 17,487.54 = 3,757.32 : x
  2. Step 2: Convert to fraction form
    11,657.34/17,487.54 = 3,757.32/x
  3. Step 3: Cross multiply
    11,657.34x = 17,487.54 × 3,757.32
  4. Step 4: Simplify right side
    11,657.34x = 65,706,283.79
  5. Step 5: Solve for x
    x = 65,706,283.79/11,657.34
  6. Step 6: Final answer
    x = 5,636.47

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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.