Home / 6,499.51-9,750.27-2,115.94

Finding the Fourth Proportional to 6,499.51, 9,750.27 and 2,115.94

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Solution

The fourth proportional to 6,499.51, 9,750.27 and 2,115.94 is: 3,174.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,499.51 : 9,750.27 = 2,115.94 : x
  2. Step 2: Convert to fraction form
    6,499.51/9,750.27 = 2,115.94/x
  3. Step 3: Cross multiply
    6,499.51x = 9,750.27 × 2,115.94
  4. Step 4: Simplify right side
    6,499.51x = 20,630,988.14
  5. Step 5: Solve for x
    x = 20,630,988.14/6,499.51
  6. Step 6: Final answer
    x = 3,174.24

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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.