Home / 11,748.88-17,623.76-4,355.20

Finding the Fourth Proportional to 11,748.88, 17,623.76 and 4,355.20

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Solution

The fourth proportional to 11,748.88, 17,623.76 and 4,355.20 is: 6,532.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,748.88 : 17,623.76 = 4,355.20 : x
  2. Step 2: Convert to fraction form
    11,748.88/17,623.76 = 4,355.20/x
  3. Step 3: Cross multiply
    11,748.88x = 17,623.76 × 4,355.20
  4. Step 4: Simplify right side
    11,748.88x = 76,754,999.55
  5. Step 5: Solve for x
    x = 76,754,999.55/11,748.88
  6. Step 6: Final answer
    x = 6,532.96

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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.