Home / 2,599.86-3,588.21-1,480.80

Finding the Fourth Proportional to 2,599.86, 3,588.21 and 1,480.80

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Solution

The fourth proportional to 2,599.86, 3,588.21 and 1,480.80 is: 2,043.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,599.86 : 3,588.21 = 1,480.80 : x
  2. Step 2: Convert to fraction form
    2,599.86/3,588.21 = 1,480.80/x
  3. Step 3: Cross multiply
    2,599.86x = 3,588.21 × 1,480.80
  4. Step 4: Simplify right side
    2,599.86x = 5,313,421.37
  5. Step 5: Solve for x
    x = 5,313,421.37/2,599.86
  6. Step 6: Final answer
    x = 2,043.73

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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.