Home / 9,962.75-13,748.96-6,188.00

Finding the Fourth Proportional to 9,962.75, 13,748.96 and 6,188.00

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Solution

The fourth proportional to 9,962.75, 13,748.96 and 6,188.00 is: 8,539.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,962.75 : 13,748.96 = 6,188.00 : x
  2. Step 2: Convert to fraction form
    9,962.75/13,748.96 = 6,188.00/x
  3. Step 3: Cross multiply
    9,962.75x = 13,748.96 × 6,188.00
  4. Step 4: Simplify right side
    9,962.75x = 85,078,476.40
  5. Step 5: Solve for x
    x = 85,078,476.40/9,962.75
  6. Step 6: Final answer
    x = 8,539.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.