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Finding the Fourth Proportional to 2,001.68, 2,747.62 and 1,775.69

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Solution

The fourth proportional to 2,001.68, 2,747.62 and 1,775.69 is: 2,437.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001.68 : 2,747.62 = 1,775.69 : x
  2. Step 2: Convert to fraction form
    2,001.68/2,747.62 = 1,775.69/x
  3. Step 3: Cross multiply
    2,001.68x = 2,747.62 × 1,775.69
  4. Step 4: Simplify right side
    2,001.68x = 4,878,921.36
  5. Step 5: Solve for x
    x = 4,878,921.36/2,001.68
  6. Step 6: Final answer
    x = 2,437.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.