Home / 9,239.08-12,749.88-5,047.30

Finding the Fourth Proportional to 9,239.08, 12,749.88 and 5,047.30

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Solution

The fourth proportional to 9,239.08, 12,749.88 and 5,047.30 is: 6,965.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,239.08 : 12,749.88 = 5,047.30 : x
  2. Step 2: Convert to fraction form
    9,239.08/12,749.88 = 5,047.30/x
  3. Step 3: Cross multiply
    9,239.08x = 12,749.88 × 5,047.30
  4. Step 4: Simplify right side
    9,239.08x = 64,352,469.32
  5. Step 5: Solve for x
    x = 64,352,469.32/9,239.08
  6. Step 6: Final answer
    x = 6,965.25

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