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Finding the Fourth Proportional to 1,775.01, 2,675.81 and 1,656.08

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Solution

The fourth proportional to 1,775.01, 2,675.81 and 1,656.08 is: 2,496.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775.01 : 2,675.81 = 1,656.08 : x
  2. Step 2: Convert to fraction form
    1,775.01/2,675.81 = 1,656.08/x
  3. Step 3: Cross multiply
    1,775.01x = 2,675.81 × 1,656.08
  4. Step 4: Simplify right side
    1,775.01x = 4,431,333.77
  5. Step 5: Solve for x
    x = 4,431,333.77/1,775.01
  6. Step 6: Final answer
    x = 2,496.51

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.