Home / 3,639.53-5,460.06-1,174.60

Finding the Fourth Proportional to 3,639.53, 5,460.06 and 1,174.60

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Solution

The fourth proportional to 3,639.53, 5,460.06 and 1,174.60 is: 1,762.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639.53 : 5,460.06 = 1,174.60 : x
  2. Step 2: Convert to fraction form
    3,639.53/5,460.06 = 1,174.60/x
  3. Step 3: Cross multiply
    3,639.53x = 5,460.06 × 1,174.60
  4. Step 4: Simplify right side
    3,639.53x = 6,413,386.48
  5. Step 5: Solve for x
    x = 6,413,386.48/3,639.53
  6. Step 6: Final answer
    x = 1,762.15

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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.