Home / 5,043.09-6,939.53-4,571.51

Finding the Fourth Proportional to 5,043.09, 6,939.53 and 4,571.51

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Solution

The fourth proportional to 5,043.09, 6,939.53 and 4,571.51 is: 6,290.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,043.09 : 6,939.53 = 4,571.51 : x
  2. Step 2: Convert to fraction form
    5,043.09/6,939.53 = 4,571.51/x
  3. Step 3: Cross multiply
    5,043.09x = 6,939.53 × 4,571.51
  4. Step 4: Simplify right side
    5,043.09x = 31,724,073.24
  5. Step 5: Solve for x
    x = 31,724,073.24/5,043.09
  6. Step 6: Final answer
    x = 6,290.60

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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.