Home / 7,092.89-10,638.05-3,582.07

Finding the Fourth Proportional to 7,092.89, 10,638.05 and 3,582.07

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Solution

The fourth proportional to 7,092.89, 10,638.05 and 3,582.07 is: 5,372.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,092.89 : 10,638.05 = 3,582.07 : x
  2. Step 2: Convert to fraction form
    7,092.89/10,638.05 = 3,582.07/x
  3. Step 3: Cross multiply
    7,092.89x = 10,638.05 × 3,582.07
  4. Step 4: Simplify right side
    7,092.89x = 38,106,239.76
  5. Step 5: Solve for x
    x = 38,106,239.76/7,092.89
  6. Step 6: Final answer
    x = 5,372.46

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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.