Home / 4,753.44-7,130.24-1,290.60

Finding the Fourth Proportional to 4,753.44, 7,130.24 and 1,290.60

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Solution

The fourth proportional to 4,753.44, 7,130.24 and 1,290.60 is: 1,935.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,753.44 : 7,130.24 = 1,290.60 : x
  2. Step 2: Convert to fraction form
    4,753.44/7,130.24 = 1,290.60/x
  3. Step 3: Cross multiply
    4,753.44x = 7,130.24 × 1,290.60
  4. Step 4: Simplify right side
    4,753.44x = 9,202,287.74
  5. Step 5: Solve for x
    x = 9,202,287.74/4,753.44
  6. Step 6: Final answer
    x = 1,935.92

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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.