Home / 2,902.21-4,350.35-1,146.51

Finding the Fourth Proportional to 2,902.21, 4,350.35 and 1,146.51

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Solution

The fourth proportional to 2,902.21, 4,350.35 and 1,146.51 is: 1,718.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,902.21 : 4,350.35 = 1,146.51 : x
  2. Step 2: Convert to fraction form
    2,902.21/4,350.35 = 1,146.51/x
  3. Step 3: Cross multiply
    2,902.21x = 4,350.35 × 1,146.51
  4. Step 4: Simplify right side
    2,902.21x = 4,987,722.64
  5. Step 5: Solve for x
    x = 4,987,722.64/2,902.21
  6. Step 6: Final answer
    x = 1,718.60

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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.