Home / 11,507.44-15,875.32-7,255.16

Finding the Fourth Proportional to 11,507.44, 15,875.32 and 7,255.16

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Solution

The fourth proportional to 11,507.44, 15,875.32 and 7,255.16 is: 10,009.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,507.44 : 15,875.32 = 7,255.16 : x
  2. Step 2: Convert to fraction form
    11,507.44/15,875.32 = 7,255.16/x
  3. Step 3: Cross multiply
    11,507.44x = 15,875.32 × 7,255.16
  4. Step 4: Simplify right side
    11,507.44x = 115,177,986.65
  5. Step 5: Solve for x
    x = 115,177,986.65/11,507.44
  6. Step 6: Final answer
    x = 10,009.00

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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.