Home / 9,538.02-14,311.62-4,921.02

Finding the Fourth Proportional to 9,538.02, 14,311.62 and 4,921.02

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Solution

The fourth proportional to 9,538.02, 14,311.62 and 4,921.02 is: 7,383.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,538.02 : 14,311.62 = 4,921.02 : x
  2. Step 2: Convert to fraction form
    9,538.02/14,311.62 = 4,921.02/x
  3. Step 3: Cross multiply
    9,538.02x = 14,311.62 × 4,921.02
  4. Step 4: Simplify right side
    9,538.02x = 70,427,768.25
  5. Step 5: Solve for x
    x = 70,427,768.25/9,538.02
  6. Step 6: Final answer
    x = 7,383.90

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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.