Home / 2,656.14-3,665.75-1,537.05

Finding the Fourth Proportional to 2,656.14, 3,665.75 and 1,537.05

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Solution

The fourth proportional to 2,656.14, 3,665.75 and 1,537.05 is: 2,121.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,656.14 : 3,665.75 = 1,537.05 : x
  2. Step 2: Convert to fraction form
    2,656.14/3,665.75 = 1,537.05/x
  3. Step 3: Cross multiply
    2,656.14x = 3,665.75 × 1,537.05
  4. Step 4: Simplify right side
    2,656.14x = 5,634,441.04
  5. Step 5: Solve for x
    x = 5,634,441.04/2,656.14
  6. Step 6: Final answer
    x = 2,121.29

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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.