Home / 7,340.81-11,012.04-2,663.01

Finding the Fourth Proportional to 7,340.81, 11,012.04 and 2,663.01

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Solution

The fourth proportional to 7,340.81, 11,012.04 and 2,663.01 is: 3,994.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.81 : 11,012.04 = 2,663.01 : x
  2. Step 2: Convert to fraction form
    7,340.81/11,012.04 = 2,663.01/x
  3. Step 3: Cross multiply
    7,340.81x = 11,012.04 × 2,663.01
  4. Step 4: Simplify right side
    7,340.81x = 29,325,172.64
  5. Step 5: Solve for x
    x = 29,325,172.64/7,340.81
  6. Step 6: Final answer
    x = 3,994.82

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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.