Home / 4,807.38-6,633.81-2,817.66

Finding the Fourth Proportional to 4,807.38, 6,633.81 and 2,817.66

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Solution

The fourth proportional to 4,807.38, 6,633.81 and 2,817.66 is: 3,888.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,807.38 : 6,633.81 = 2,817.66 : x
  2. Step 2: Convert to fraction form
    4,807.38/6,633.81 = 2,817.66/x
  3. Step 3: Cross multiply
    4,807.38x = 6,633.81 × 2,817.66
  4. Step 4: Simplify right side
    4,807.38x = 18,691,821.08
  5. Step 5: Solve for x
    x = 18,691,821.08/4,807.38
  6. Step 6: Final answer
    x = 3,888.15

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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.