Home / 6,326.88-9,491.70-2,431.32

Finding the Fourth Proportional to 6,326.88, 9,491.70 and 2,431.32

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Solution

The fourth proportional to 6,326.88, 9,491.70 and 2,431.32 is: 3,647.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,326.88 : 9,491.70 = 2,431.32 : x
  2. Step 2: Convert to fraction form
    6,326.88/9,491.70 = 2,431.32/x
  3. Step 3: Cross multiply
    6,326.88x = 9,491.70 × 2,431.32
  4. Step 4: Simplify right side
    6,326.88x = 23,077,360.04
  5. Step 5: Solve for x
    x = 23,077,360.04/6,326.88
  6. Step 6: Final answer
    x = 3,647.51

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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.