Home / 9,997.62-14,999.54-3,758.19

Finding the Fourth Proportional to 9,997.62, 14,999.54 and 3,758.19

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Solution

The fourth proportional to 9,997.62, 14,999.54 and 3,758.19 is: 5,638.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,997.62 : 14,999.54 = 3,758.19 : x
  2. Step 2: Convert to fraction form
    9,997.62/14,999.54 = 3,758.19/x
  3. Step 3: Cross multiply
    9,997.62x = 14,999.54 × 3,758.19
  4. Step 4: Simplify right side
    9,997.62x = 56,371,102.44
  5. Step 5: Solve for x
    x = 56,371,102.44/9,997.62
  6. Step 6: Final answer
    x = 5,638.45

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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.