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Finding the Fourth Proportional to 9,999.48, 13,796.46 and 6,019.32

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Solution

The fourth proportional to 9,999.48, 13,796.46 and 6,019.32 is: 8,304.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,999.48 : 13,796.46 = 6,019.32 : x
  2. Step 2: Convert to fraction form
    9,999.48/13,796.46 = 6,019.32/x
  3. Step 3: Cross multiply
    9,999.48x = 13,796.46 × 6,019.32
  4. Step 4: Simplify right side
    9,999.48x = 83,045,307.61
  5. Step 5: Solve for x
    x = 83,045,307.61/9,999.48
  6. Step 6: Final answer
    x = 8,304.96

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1.5x scale

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.