Home / 1,775.51-2,676.56-1,656.58

Finding the Fourth Proportional to 1,775.51, 2,676.56 and 1,656.58

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Solution

The fourth proportional to 1,775.51, 2,676.56 and 1,656.58 is: 2,497.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775.51 : 2,676.56 = 1,656.58 : x
  2. Step 2: Convert to fraction form
    1,775.51/2,676.56 = 1,656.58/x
  3. Step 3: Cross multiply
    1,775.51x = 2,676.56 × 1,656.58
  4. Step 4: Simplify right side
    1,775.51x = 4,433,935.76
  5. Step 5: Solve for x
    x = 4,433,935.76/1,775.51
  6. Step 6: Final answer
    x = 2,497.27

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1.5x scale

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.