Home / 4,807.09-6,633.31-2,790.19

Finding the Fourth Proportional to 4,807.09, 6,633.31 and 2,790.19

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Solution

The fourth proportional to 4,807.09, 6,633.31 and 2,790.19 is: 3,850.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,807.09 : 6,633.31 = 2,790.19 : x
  2. Step 2: Convert to fraction form
    4,807.09/6,633.31 = 2,790.19/x
  3. Step 3: Cross multiply
    4,807.09x = 6,633.31 × 2,790.19
  4. Step 4: Simplify right side
    4,807.09x = 18,508,195.23
  5. Step 5: Solve for x
    x = 18,508,195.23/4,807.09
  6. Step 6: Final answer
    x = 3,850.19

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

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