Home / 4,353.84-6,531.24-1,721.40

Finding the Fourth Proportional to 4,353.84, 6,531.24 and 1,721.40

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Solution

The fourth proportional to 4,353.84, 6,531.24 and 1,721.40 is: 2,582.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,353.84 : 6,531.24 = 1,721.40 : x
  2. Step 2: Convert to fraction form
    4,353.84/6,531.24 = 1,721.40/x
  3. Step 3: Cross multiply
    4,353.84x = 6,531.24 × 1,721.40
  4. Step 4: Simplify right side
    4,353.84x = 11,242,876.54
  5. Step 5: Solve for x
    x = 11,242,876.54/4,353.84
  6. Step 6: Final answer
    x = 2,582.29

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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.