Home / 6,991.01-10,488.33-2,608.50

Finding the Fourth Proportional to 6,991.01, 10,488.33 and 2,608.50

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Solution

The fourth proportional to 6,991.01, 10,488.33 and 2,608.50 is: 3,913.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,991.01 : 10,488.33 = 2,608.50 : x
  2. Step 2: Convert to fraction form
    6,991.01/10,488.33 = 2,608.50/x
  3. Step 3: Cross multiply
    6,991.01x = 10,488.33 × 2,608.50
  4. Step 4: Simplify right side
    6,991.01x = 27,358,808.81
  5. Step 5: Solve for x
    x = 27,358,808.81/6,991.01
  6. Step 6: Final answer
    x = 3,913.43

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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.