Home / 2,391.15-3,586.73-1,004.12

Finding the Fourth Proportional to 2,391.15, 3,586.73 and 1,004.12

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Solution

The fourth proportional to 2,391.15, 3,586.73 and 1,004.12 is: 1,506.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,391.15 : 3,586.73 = 1,004.12 : x
  2. Step 2: Convert to fraction form
    2,391.15/3,586.73 = 1,004.12/x
  3. Step 3: Cross multiply
    2,391.15x = 3,586.73 × 1,004.12
  4. Step 4: Simplify right side
    2,391.15x = 3,601,484.37
  5. Step 5: Solve for x
    x = 3,601,484.37/2,391.15
  6. Step 6: Final answer
    x = 1,506.17

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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.