Home / 7,512.86-10,371.38-4,999.16

Finding the Fourth Proportional to 7,512.86, 10,371.38 and 4,999.16

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Solution

The fourth proportional to 7,512.86, 10,371.38 and 4,999.16 is: 6,901.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.86 : 10,371.38 = 4,999.16 : x
  2. Step 2: Convert to fraction form
    7,512.86/10,371.38 = 4,999.16/x
  3. Step 3: Cross multiply
    7,512.86x = 10,371.38 × 4,999.16
  4. Step 4: Simplify right side
    7,512.86x = 51,848,188.97
  5. Step 5: Solve for x
    x = 51,848,188.97/7,512.86
  6. Step 6: Final answer
    x = 6,901.26

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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.