Home / 2,609.24-3,600.74-1,430.33

Finding the Fourth Proportional to 2,609.24, 3,600.74 and 1,430.33

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Solution

The fourth proportional to 2,609.24, 3,600.74 and 1,430.33 is: 1,973.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,609.24 : 3,600.74 = 1,430.33 : x
  2. Step 2: Convert to fraction form
    2,609.24/3,600.74 = 1,430.33/x
  3. Step 3: Cross multiply
    2,609.24x = 3,600.74 × 1,430.33
  4. Step 4: Simplify right side
    2,609.24x = 5,150,232.02
  5. Step 5: Solve for x
    x = 5,150,232.02/2,609.24
  6. Step 6: Final answer
    x = 1,973.85

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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.