Home / 7,425.36-10,242.60-4,279.32

Finding the Fourth Proportional to 7,425.36, 10,242.60 and 4,279.32

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Solution

The fourth proportional to 7,425.36, 10,242.60 and 4,279.32 is: 5,902.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,425.36 : 10,242.60 = 4,279.32 : x
  2. Step 2: Convert to fraction form
    7,425.36/10,242.60 = 4,279.32/x
  3. Step 3: Cross multiply
    7,425.36x = 10,242.60 × 4,279.32
  4. Step 4: Simplify right side
    7,425.36x = 43,831,363.03
  5. Step 5: Solve for x
    x = 43,831,363.03/7,425.36
  6. Step 6: Final answer
    x = 5,902.93

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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.