Home / 2,600.28-3,588.30-1,551.72

Finding the Fourth Proportional to 2,600.28, 3,588.30 and 1,551.72

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Solution

The fourth proportional to 2,600.28, 3,588.30 and 1,551.72 is: 2,141.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600.28 : 3,588.30 = 1,551.72 : x
  2. Step 2: Convert to fraction form
    2,600.28/3,588.30 = 1,551.72/x
  3. Step 3: Cross multiply
    2,600.28x = 3,588.30 × 1,551.72
  4. Step 4: Simplify right side
    2,600.28x = 5,568,036.88
  5. Step 5: Solve for x
    x = 5,568,036.88/2,600.28
  6. Step 6: Final answer
    x = 2,141.32

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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.