Home / 1,747.81-2,412.14-1,001.83

Finding the Fourth Proportional to 1,747.81, 2,412.14 and 1,001.83

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Solution

The fourth proportional to 1,747.81, 2,412.14 and 1,001.83 is: 1,382.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747.81 : 2,412.14 = 1,001.83 : x
  2. Step 2: Convert to fraction form
    1,747.81/2,412.14 = 1,001.83/x
  3. Step 3: Cross multiply
    1,747.81x = 2,412.14 × 1,001.83
  4. Step 4: Simplify right side
    1,747.81x = 2,416,554.22
  5. Step 5: Solve for x
    x = 2,416,554.22/1,747.81
  6. Step 6: Final answer
    x = 1,382.62

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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.