Home / 8,243.06-11,362.95-5,725.31

Finding the Fourth Proportional to 8,243.06, 11,362.95 and 5,725.31

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Solution

The fourth proportional to 8,243.06, 11,362.95 and 5,725.31 is: 7,892.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243.06 : 11,362.95 = 5,725.31 : x
  2. Step 2: Convert to fraction form
    8,243.06/11,362.95 = 5,725.31/x
  3. Step 3: Cross multiply
    8,243.06x = 11,362.95 × 5,725.31
  4. Step 4: Simplify right side
    8,243.06x = 65,056,354.45
  5. Step 5: Solve for x
    x = 65,056,354.45/8,243.06
  6. Step 6: Final answer
    x = 7,892.26

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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.