Home / 8,899.06-13,408.66-7,373.02

Finding the Fourth Proportional to 8,899.06, 13,408.66 and 7,373.02

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Solution

The fourth proportional to 8,899.06, 13,408.66 and 7,373.02 is: 11,109.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,899.06 : 13,408.66 = 7,373.02 : x
  2. Step 2: Convert to fraction form
    8,899.06/13,408.66 = 7,373.02/x
  3. Step 3: Cross multiply
    8,899.06x = 13,408.66 × 7,373.02
  4. Step 4: Simplify right side
    8,899.06x = 98,862,318.35
  5. Step 5: Solve for x
    x = 98,862,318.35/8,899.06
  6. Step 6: Final answer
    x = 11,109.30

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.