Home / 11,548.75-17,328.90-4,154.87

Finding the Fourth Proportional to 11,548.75, 17,328.90 and 4,154.87

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Solution

The fourth proportional to 11,548.75, 17,328.90 and 4,154.87 is: 6,234.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,548.75 : 17,328.90 = 4,154.87 : x
  2. Step 2: Convert to fraction form
    11,548.75/17,328.90 = 4,154.87/x
  3. Step 3: Cross multiply
    11,548.75x = 17,328.90 × 4,154.87
  4. Step 4: Simplify right side
    11,548.75x = 71,999,326.74
  5. Step 5: Solve for x
    x = 71,999,326.74/11,548.75
  6. Step 6: Final answer
    x = 6,234.38

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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.