Home / 4,665.80-6,996.62-1,891.71

Finding the Fourth Proportional to 4,665.80, 6,996.62 and 1,891.71

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Solution

The fourth proportional to 4,665.80, 6,996.62 and 1,891.71 is: 2,836.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,665.80 : 6,996.62 = 1,891.71 : x
  2. Step 2: Convert to fraction form
    4,665.80/6,996.62 = 1,891.71/x
  3. Step 3: Cross multiply
    4,665.80x = 6,996.62 × 1,891.71
  4. Step 4: Simplify right side
    4,665.80x = 13,235,580.75
  5. Step 5: Solve for x
    x = 13,235,580.75/4,665.80
  6. Step 6: Final answer
    x = 2,836.72

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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.