Home / 7,905.30-10,896.64-5,352.26

Finding the Fourth Proportional to 7,905.30, 10,896.64 and 5,352.26

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Solution

The fourth proportional to 7,905.30, 10,896.64 and 5,352.26 is: 7,377.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,905.30 : 10,896.64 = 5,352.26 : x
  2. Step 2: Convert to fraction form
    7,905.30/10,896.64 = 5,352.26/x
  3. Step 3: Cross multiply
    7,905.30x = 10,896.64 × 5,352.26
  4. Step 4: Simplify right side
    7,905.30x = 58,321,650.41
  5. Step 5: Solve for x
    x = 58,321,650.41/7,905.30
  6. Step 6: Final answer
    x = 7,377.54

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1.5x scale

Why These Related Problems?

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