Home / 7,001.42-10,504.05-3,669.89

Finding the Fourth Proportional to 7,001.42, 10,504.05 and 3,669.89

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Solution

The fourth proportional to 7,001.42, 10,504.05 and 3,669.89 is: 5,505.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,001.42 : 10,504.05 = 3,669.89 : x
  2. Step 2: Convert to fraction form
    7,001.42/10,504.05 = 3,669.89/x
  3. Step 3: Cross multiply
    7,001.42x = 10,504.05 × 3,669.89
  4. Step 4: Simplify right side
    7,001.42x = 38,548,708.05
  5. Step 5: Solve for x
    x = 38,548,708.05/7,001.42
  6. Step 6: Final answer
    x = 5,505.84

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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.