Home / 6,473.29-9,709.86-2,090.65

Finding the Fourth Proportional to 6,473.29, 9,709.86 and 2,090.65

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Solution

The fourth proportional to 6,473.29, 9,709.86 and 2,090.65 is: 3,135.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,473.29 : 9,709.86 = 2,090.65 : x
  2. Step 2: Convert to fraction form
    6,473.29/9,709.86 = 2,090.65/x
  3. Step 3: Cross multiply
    6,473.29x = 9,709.86 × 2,090.65
  4. Step 4: Simplify right side
    6,473.29x = 20,299,870.26
  5. Step 5: Solve for x
    x = 20,299,870.26/6,473.29
  6. Step 6: Final answer
    x = 3,135.95

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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.