Home / 5,126.89-7,072.89-3,237.16

Finding the Fourth Proportional to 5,126.89, 7,072.89 and 3,237.16

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Solution

The fourth proportional to 5,126.89, 7,072.89 and 3,237.16 is: 4,465.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,126.89 : 7,072.89 = 3,237.16 : x
  2. Step 2: Convert to fraction form
    5,126.89/7,072.89 = 3,237.16/x
  3. Step 3: Cross multiply
    5,126.89x = 7,072.89 × 3,237.16
  4. Step 4: Simplify right side
    5,126.89x = 22,896,076.59
  5. Step 5: Solve for x
    x = 22,896,076.59/5,126.89
  6. Step 6: Final answer
    x = 4,465.88

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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.