Home / 3,204.04-4,421.64-1,787.76

Finding the Fourth Proportional to 3,204.04, 4,421.64 and 1,787.76

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Solution

The fourth proportional to 3,204.04, 4,421.64 and 1,787.76 is: 2,467.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.04 : 4,421.64 = 1,787.76 : x
  2. Step 2: Convert to fraction form
    3,204.04/4,421.64 = 1,787.76/x
  3. Step 3: Cross multiply
    3,204.04x = 4,421.64 × 1,787.76
  4. Step 4: Simplify right side
    3,204.04x = 7,904,831.13
  5. Step 5: Solve for x
    x = 7,904,831.13/3,204.04
  6. Step 6: Final answer
    x = 2,467.14

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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.