Home / 5,240.56-7,232.40-3,003.16

Finding the Fourth Proportional to 5,240.56, 7,232.40 and 3,003.16

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Solution

The fourth proportional to 5,240.56, 7,232.40 and 3,003.16 is: 4,144.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,240.56 : 7,232.40 = 3,003.16 : x
  2. Step 2: Convert to fraction form
    5,240.56/7,232.40 = 3,003.16/x
  3. Step 3: Cross multiply
    5,240.56x = 7,232.40 × 3,003.16
  4. Step 4: Simplify right side
    5,240.56x = 21,720,054.38
  5. Step 5: Solve for x
    x = 21,720,054.38/5,240.56
  6. Step 6: Final answer
    x = 4,144.61

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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.