Home / 5,076.93-6,999.57-3,728.28

Finding the Fourth Proportional to 5,076.93, 6,999.57 and 3,728.28

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Solution

The fourth proportional to 5,076.93, 6,999.57 and 3,728.28 is: 5,140.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076.93 : 6,999.57 = 3,728.28 : x
  2. Step 2: Convert to fraction form
    5,076.93/6,999.57 = 3,728.28/x
  3. Step 3: Cross multiply
    5,076.93x = 6,999.57 × 3,728.28
  4. Step 4: Simplify right side
    5,076.93x = 26,096,356.84
  5. Step 5: Solve for x
    x = 26,096,356.84/5,076.93
  6. Step 6: Final answer
    x = 5,140.18

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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.