Home / 3,646.53-5,470.66-1,181.35

Finding the Fourth Proportional to 3,646.53, 5,470.66 and 1,181.35

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Solution

The fourth proportional to 3,646.53, 5,470.66 and 1,181.35 is: 1,772.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.53 : 5,470.66 = 1,181.35 : x
  2. Step 2: Convert to fraction form
    3,646.53/5,470.66 = 1,181.35/x
  3. Step 3: Cross multiply
    3,646.53x = 5,470.66 × 1,181.35
  4. Step 4: Simplify right side
    3,646.53x = 6,462,764.19
  5. Step 5: Solve for x
    x = 6,462,764.19/3,646.53
  6. Step 6: Final answer
    x = 1,772.31

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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.