Home / 11,391.95-17,088.44-3,493.89

Finding the Fourth Proportional to 11,391.95, 17,088.44 and 3,493.89

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Solution

The fourth proportional to 11,391.95, 17,088.44 and 3,493.89 is: 5,240.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,391.95 : 17,088.44 = 3,493.89 : x
  2. Step 2: Convert to fraction form
    11,391.95/17,088.44 = 3,493.89/x
  3. Step 3: Cross multiply
    11,391.95x = 17,088.44 × 3,493.89
  4. Step 4: Simplify right side
    11,391.95x = 59,705,088.13
  5. Step 5: Solve for x
    x = 59,705,088.13/11,391.95
  6. Step 6: Final answer
    x = 5,240.99

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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.