Home / 3,356.16-5,032.25-1,015.45

Finding the Fourth Proportional to 3,356.16, 5,032.25 and 1,015.45

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Solution

The fourth proportional to 3,356.16, 5,032.25 and 1,015.45 is: 1,522.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.16 : 5,032.25 = 1,015.45 : x
  2. Step 2: Convert to fraction form
    3,356.16/5,032.25 = 1,015.45/x
  3. Step 3: Cross multiply
    3,356.16x = 5,032.25 × 1,015.45
  4. Step 4: Simplify right side
    3,356.16x = 5,109,993.19
  5. Step 5: Solve for x
    x = 5,109,993.19/3,356.16
  6. Step 6: Final answer
    x = 1,522.57

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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.