Home / 11,503.38-17,258.21-4,108.59

Finding the Fourth Proportional to 11,503.38, 17,258.21 and 4,108.59

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Solution

The fourth proportional to 11,503.38, 17,258.21 and 4,108.59 is: 6,164.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,503.38 : 17,258.21 = 4,108.59 : x
  2. Step 2: Convert to fraction form
    11,503.38/17,258.21 = 4,108.59/x
  3. Step 3: Cross multiply
    11,503.38x = 17,258.21 × 4,108.59
  4. Step 4: Simplify right side
    11,503.38x = 70,906,888.48
  5. Step 5: Solve for x
    x = 70,906,888.48/11,503.38
  6. Step 6: Final answer
    x = 6,164.00

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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.