Home / 7,419.06-11,118.33-5,768.01

Finding the Fourth Proportional to 7,419.06, 11,118.33 and 5,768.01

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Solution

The fourth proportional to 7,419.06, 11,118.33 and 5,768.01 is: 8,644.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,419.06 : 11,118.33 = 5,768.01 : x
  2. Step 2: Convert to fraction form
    7,419.06/11,118.33 = 5,768.01/x
  3. Step 3: Cross multiply
    7,419.06x = 11,118.33 × 5,768.01
  4. Step 4: Simplify right side
    7,419.06x = 64,130,638.62
  5. Step 5: Solve for x
    x = 64,130,638.62/7,419.06
  6. Step 6: Final answer
    x = 8,644.04

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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.