Home / 7,539.36-11,282.30-4,905.24

Finding the Fourth Proportional to 7,539.36, 11,282.30 and 4,905.24

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Solution

The fourth proportional to 7,539.36, 11,282.30 and 4,905.24 is: 7,340.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539.36 : 11,282.30 = 4,905.24 : x
  2. Step 2: Convert to fraction form
    7,539.36/11,282.30 = 4,905.24/x
  3. Step 3: Cross multiply
    7,539.36x = 11,282.30 × 4,905.24
  4. Step 4: Simplify right side
    7,539.36x = 55,342,389.25
  5. Step 5: Solve for x
    x = 55,342,389.25/7,539.36
  6. Step 6: Final answer
    x = 7,340.46

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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.