Home / 9,617.40-13,272.30-7,255.80

Finding the Fourth Proportional to 9,617.40, 13,272.30 and 7,255.80

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Solution

The fourth proportional to 9,617.40, 13,272.30 and 7,255.80 is: 10,013.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,617.40 : 13,272.30 = 7,255.80 : x
  2. Step 2: Convert to fraction form
    9,617.40/13,272.30 = 7,255.80/x
  3. Step 3: Cross multiply
    9,617.40x = 13,272.30 × 7,255.80
  4. Step 4: Simplify right side
    9,617.40x = 96,301,154.34
  5. Step 5: Solve for x
    x = 96,301,154.34/9,617.40
  6. Step 6: Final answer
    x = 10,013.22

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.