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Finding the Fourth Proportional to 6,999.98, 10,496.78 and 3,051.08

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Solution

The fourth proportional to 6,999.98, 10,496.78 and 3,051.08 is: 4,575.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,999.98 : 10,496.78 = 3,051.08 : x
  2. Step 2: Convert to fraction form
    6,999.98/10,496.78 = 3,051.08/x
  3. Step 3: Cross multiply
    6,999.98x = 10,496.78 × 3,051.08
  4. Step 4: Simplify right side
    6,999.98x = 32,026,447.78
  5. Step 5: Solve for x
    x = 32,026,447.78/6,999.98
  6. Step 6: Final answer
    x = 4,575.22

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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.