Home / 11,403.34-17,100.60-5,476.45

Finding the Fourth Proportional to 11,403.34, 17,100.60 and 5,476.45

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Solution

The fourth proportional to 11,403.34, 17,100.60 and 5,476.45 is: 8,212.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,403.34 : 17,100.60 = 5,476.45 : x
  2. Step 2: Convert to fraction form
    11,403.34/17,100.60 = 5,476.45/x
  3. Step 3: Cross multiply
    11,403.34x = 17,100.60 × 5,476.45
  4. Step 4: Simplify right side
    11,403.34x = 93,650,580.87
  5. Step 5: Solve for x
    x = 93,650,580.87/11,403.34
  6. Step 6: Final answer
    x = 8,212.56

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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.