Home / 3,289.01-4,538.63-1,872.92

Finding the Fourth Proportional to 3,289.01, 4,538.63 and 1,872.92

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Solution

The fourth proportional to 3,289.01, 4,538.63 and 1,872.92 is: 2,584.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289.01 : 4,538.63 = 1,872.92 : x
  2. Step 2: Convert to fraction form
    3,289.01/4,538.63 = 1,872.92/x
  3. Step 3: Cross multiply
    3,289.01x = 4,538.63 × 1,872.92
  4. Step 4: Simplify right side
    3,289.01x = 8,500,506.93
  5. Step 5: Solve for x
    x = 8,500,506.93/3,289.01
  6. Step 6: Final answer
    x = 2,584.52

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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.