Home / 4,552.49-6,828.16-1,921.04

Finding the Fourth Proportional to 4,552.49, 6,828.16 and 1,921.04

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Solution

The fourth proportional to 4,552.49, 6,828.16 and 1,921.04 is: 2,881.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,552.49 : 6,828.16 = 1,921.04 : x
  2. Step 2: Convert to fraction form
    4,552.49/6,828.16 = 1,921.04/x
  3. Step 3: Cross multiply
    4,552.49x = 6,828.16 × 1,921.04
  4. Step 4: Simplify right side
    4,552.49x = 13,117,180.66
  5. Step 5: Solve for x
    x = 13,117,180.66/4,552.49
  6. Step 6: Final answer
    x = 2,881.32

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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.