Home / 2,577.08-3,556.50-1,529.12

Finding the Fourth Proportional to 2,577.08, 3,556.50 and 1,529.12

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Solution

The fourth proportional to 2,577.08, 3,556.50 and 1,529.12 is: 2,110.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,577.08 : 3,556.50 = 1,529.12 : x
  2. Step 2: Convert to fraction form
    2,577.08/3,556.50 = 1,529.12/x
  3. Step 3: Cross multiply
    2,577.08x = 3,556.50 × 1,529.12
  4. Step 4: Simplify right side
    2,577.08x = 5,438,315.28
  5. Step 5: Solve for x
    x = 5,438,315.28/2,577.08
  6. Step 6: Final answer
    x = 2,110.26

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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.