Home / 6,326.90-9,490.79-1,823.77

Finding the Fourth Proportional to 6,326.90, 9,490.79 and 1,823.77

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Solution

The fourth proportional to 6,326.90, 9,490.79 and 1,823.77 is: 2,735.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,326.90 : 9,490.79 = 1,823.77 : x
  2. Step 2: Convert to fraction form
    6,326.90/9,490.79 = 1,823.77/x
  3. Step 3: Cross multiply
    6,326.90x = 9,490.79 × 1,823.77
  4. Step 4: Simplify right side
    6,326.90x = 17,309,018.08
  5. Step 5: Solve for x
    x = 17,309,018.08/6,326.90
  6. Step 6: Final answer
    x = 2,735.78

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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.