Home / 2,700.21-3,726.77-2,577.09

Finding the Fourth Proportional to 2,700.21, 3,726.77 and 2,577.09

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Solution

The fourth proportional to 2,700.21, 3,726.77 and 2,577.09 is: 3,556.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,700.21 : 3,726.77 = 2,577.09 : x
  2. Step 2: Convert to fraction form
    2,700.21/3,726.77 = 2,577.09/x
  3. Step 3: Cross multiply
    2,700.21x = 3,726.77 × 2,577.09
  4. Step 4: Simplify right side
    2,700.21x = 9,604,208.81
  5. Step 5: Solve for x
    x = 9,604,208.81/2,700.21
  6. Step 6: Final answer
    x = 3,556.84

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1.5x scale

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.