Home / 3,288.15-4,537.47-1,871.64

Finding the Fourth Proportional to 3,288.15, 4,537.47 and 1,871.64

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Solution

The fourth proportional to 3,288.15, 4,537.47 and 1,871.64 is: 2,582.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.15 : 4,537.47 = 1,871.64 : x
  2. Step 2: Convert to fraction form
    3,288.15/4,537.47 = 1,871.64/x
  3. Step 3: Cross multiply
    3,288.15x = 4,537.47 × 1,871.64
  4. Step 4: Simplify right side
    3,288.15x = 8,492,510.35
  5. Step 5: Solve for x
    x = 8,492,510.35/3,288.15
  6. Step 6: Final answer
    x = 2,582.76

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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.