Home / 4,015.12-6,022.95-1,242.04

Finding the Fourth Proportional to 4,015.12, 6,022.95 and 1,242.04

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Solution

The fourth proportional to 4,015.12, 6,022.95 and 1,242.04 is: 1,863.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015.12 : 6,022.95 = 1,242.04 : x
  2. Step 2: Convert to fraction form
    4,015.12/6,022.95 = 1,242.04/x
  3. Step 3: Cross multiply
    4,015.12x = 6,022.95 × 1,242.04
  4. Step 4: Simplify right side
    4,015.12x = 7,480,744.82
  5. Step 5: Solve for x
    x = 7,480,744.82/4,015.12
  6. Step 6: Final answer
    x = 1,863.14

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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.