Home / 3,849.66-5,772.87-1,477.35

Finding the Fourth Proportional to 3,849.66, 5,772.87 and 1,477.35

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Solution

The fourth proportional to 3,849.66, 5,772.87 and 1,477.35 is: 2,215.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849.66 : 5,772.87 = 1,477.35 : x
  2. Step 2: Convert to fraction form
    3,849.66/5,772.87 = 1,477.35/x
  3. Step 3: Cross multiply
    3,849.66x = 5,772.87 × 1,477.35
  4. Step 4: Simplify right side
    3,849.66x = 8,528,549.49
  5. Step 5: Solve for x
    x = 8,528,549.49/3,849.66
  6. Step 6: Final answer
    x = 2,215.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.