Home / 3,529.86-4,871.03-2,037.69

Finding the Fourth Proportional to 3,529.86, 4,871.03 and 2,037.69

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Solution

The fourth proportional to 3,529.86, 4,871.03 and 2,037.69 is: 2,811.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.86 : 4,871.03 = 2,037.69 : x
  2. Step 2: Convert to fraction form
    3,529.86/4,871.03 = 2,037.69/x
  3. Step 3: Cross multiply
    3,529.86x = 4,871.03 × 2,037.69
  4. Step 4: Simplify right side
    3,529.86x = 9,925,638.93
  5. Step 5: Solve for x
    x = 9,925,638.93/3,529.86
  6. Step 6: Final answer
    x = 2,811.91

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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.